chapter 20 20 7 a peek into the future

... wherever the name of a variable can occur Instead of $a, you can have ${$ra} or ${$array[1]} (assuming $array[1] has a reference to $a) , for example Recall that a block can have any number of statements ... that arrays and hashes contain only scalars; they cannot directly contain another array or hash as such But considering that references can refer to an array or a hash and that references are scalars, ... pointing to the value part of a variable Because there is always an arrow from the name to its value, the variable's reference count is at least When you obtain a reference to a variable, the corresponding...

Ngày tải lên: 25/03/2014, 10:25

... wherever the name of a variable can occur Instead of $a, you can have ${$ra} or ${$array[1]} (assuming $array[1] has a reference to $a) , for example Recall that a block can have any number of statements ... that arrays and hashes contain only scalars; they cannot directly contain another array or hash as such But considering that references can refer to an array or a hash and that references are scalars, ... pointing to the value part of a variable Because there is always an arrow from the name to its value, the variable's reference count is at least When you obtain a reference to a variable, the corresponding...

Ngày tải lên: 25/03/2014, 10:39

... TẬP ORACLE Các đặc trưng Data Access Object? Các đặc trưng DAO: • Bạn phải mua Data Access Objects, version 3.51, version hành code 32-bit Tuy nhiên, dạng 16-bit để chạy Visual Basic hay version ... trưng ADO? Các đặc trưng ADO • ADO có sẵn dạng 32-bit • Version hành ADO 2.0 phát hành với Visual Basic • ADO khiến code client nhẹ nhàng thích hợp để phát triển Web, tiêu chuẩn Active Server Page ... Page • ADO có đối tượng Connection cho phép bạn tạo kết nối qua Recordset hay đối tượng Command • ADO truy xuất nhanh Oracle, đặc biệt với provider khiết OLE-DB Một cursor forward-only, read-only...

Ngày tải lên: 22/08/2012, 09:50

... Lis ten and make a dialogue between Hoa and Lan HOA LAN HOA LAN 262 019 Thanks I’ll call you soon Yes , Lan ? Excuse me, Hoa What’s your telephone number ? III Model sentences : What’s your telephone ... 936 351 79 3 2 37 041 821 652 VI PRODUCTION : * SURVEY No NAME ADDRESS TELEPHONE NUMBER H NHAT 25 Ton Dan street 211 79 9  Learn by heart new words and the form  Ask and answer about the phone number ... 019 NOTES : •Ta dùngcâu hỏi để hỏi số điện thoại người •Ta thay YOUR HIS hay HER hay NAME’S • 262 019 : EIGHT TWO SIX TWO OH ONE NINE IV PRACTICE : ĐÀO VĂN AN 345 610 PHẠM THẠCH ANH 251 654 VŨ...

Ngày tải lên: 29/05/2013, 23:20

... Year on January 1st Our most important vacations are Easter, 4th of July, Thanks giving and Christmas We usually spend time with our families on these vacations What other vacations you have? ... don’t have a Tet holiday T Their most important vacations are New Year’s of July, Thanksgiving and Christmas Easter, 4th Day F American students usually spend time with T their families on vacations ... more Vietnamese students have fewer vacations than American students F Answer the questions: a Which vacation is the longest in America ? - Summer vacation is the longest in America b What does...

Ngày tải lên: 04/06/2013, 01:25

... T / F Statements: a .Lan and Nam like sports T b… Lan plays table tennis F badminton c… Nam plays volleyball F table tennis a Which sports does Lan play? b Does Lan play badminton? c Which ... Which sports does Nam play? d Does Nam play table tennis? d Does Nam play table tennis? Yes, he does a Which sports does Lan play? Lan swims, does aerobics, and plays badminton LUCKY NUMBER ... sports does Nam play? Nam plays soccer, jogs, and plays table tennis LUCKY NUMBER b Does Lan play tennis? No, she doesn’t Name Sports you like S1: What’s your name? S2: My name is Lan S1: Which...

Ngày tải lên: 21/06/2013, 01:25

... table and her family sat down to eat F After that, she stir-fried the beef and vegetables G Finally, she sliced the cucumbers and made cucumber salad What did Hoa ,her aunt and uncle have for dinner? ... pan Stir-fry 4……… the beef Add 5……….some soy sauce to the dish Cook 6…… rice Add salt to the spinach …… Now, I’d like you to write what you ate yesterday: • Example: -For breakfast, I ate …… and ... prediction: A First , she sliced the beef B Then, she cooked some rice and boiled some spinach C Hoa’ s aunt cooked dinner D Next, she sliced some green peppers and onions E And then she set the table and...

Ngày tải lên: 21/06/2013, 01:26

... family: Gia ®×nh a father: Bè a mother: MÑ a sister: ChÞ/em g¸i a brother: Anh/em trai Unit 3: Lesson 2: A 3-4/ p 32,33 Listen to the tape: II Listen and repeat: Read the text: Ba Hi, I’ m Ba I’ m ... X Mary/ 20 O6 X6 O7 X7 O8 X8 O9 X9 O O O X X X He/ 45 Noughts and crosses man woman baby girl boy Unit 3: Lesson 2: A 3-4/ p 32,33 * Summary I Vocabulary: a family, a sister, a father, a mother, ... brother Unit 3: Lesson 2: A 3-4/ p 32,33 Read the dialogue: Complete the dialogue: II Listen and repeat: Mai: How many people are there in your family, Ba? four Ba : There are …… people in my family...

Ngày tải lên: 23/06/2013, 01:26

... - There / 21 classrooms There are 21 classrooms - There / 75 0 students / school There are 75 0 students in the school Homework: - Read the text again - Learn the questions and answers - Prepare ... school is in the city It is big There are twenty classrooms There are nine hundred students in the school 4 Questions and answers: How many classrooms are there in Phong’s school? – There are eight ... 3 How many students are there in Phong ‘s school? – There are four hundred LUCKY NUMBER 5 How many classrooms are there in Thu’s school? - There are twenty 6 How many students are there in...

Ngày tải lên: 25/06/2013, 01:27

... many classrooms are there in Thu’s school? There are 20 4 How many students are there in Thu’s school ? There are 900 Is your school in the country or in the city? It’s in the How many classrooms ... classrooms are there?/ 16 How many students are there? / 562 Lucky numbers 10 How many classrooms are there in Phong’s school? There are eight How many students are there in Phong’s school? There are ... There are twenty are eight classrooms There classrooms There are nine hundred students in the are four hundred students school in the school Ex2: Answer the questions: How many classrooms are there...

Ngày tải lên: 08/07/2013, 01:26

... spinach f.After that,she stir-fried the beef and vegetables g.Finally,she sliced the cucumbers and made cucumber salad e.And then she set the table and the family sat down to eat B Questions : What ... spin c Hoa’s aunt cooked dinner d Next,she sliced some green peppers and onions e And then she set the table and the family sat to eat f After that,she stir-fried the beef and vegetab g Finally,she ... spinach Add Match the recipe with picture A E (3) B (6) (5) C (1) F (2) D G (4) (7) Retell : + What did Hoa,her aunt and uncle have for dinner ? + Talk again the recipe Hoa’s aunt used to prepare...

Ngày tải lên: 17/07/2013, 01:26

... books Practice with a partner Example: Practice with a partner Is there a lake near your house? Yes, there is./ No there isn’t Are there any trees near your house? Yes, there are / No, there aren’t ... Hoa: No, there isn’t Minh: Are there any flowers in your yard? there are Hoa: Yes, Minh: Are there any trees? there aren’t Hoa: No, Extra gam e HOMEWORK - Learn by heart the ... office supermarket bank _ _ _ What’s that ? What’s that ? It’s a bank It’s a supermarket EN GL IS H ENG LIS H EN GL IS H What are those ? What are those ? They’re flowers They’ re...

Ngày tải lên: 20/07/2013, 01:28

... weather What weather you like? We like cold weather We What weather does she like? She likes cool weather She What weather they like? They They like warm weather 2 Look at the pictures and ask ... Tuesday, March 10 , 200 9 Unit 13: Activities and Seasons A The weather and seasons Lesson 80 : A- 3 I Vocabulary: - hot weather - thời tiết nóng - cold weather - thời tiết lạnh - warm weather ... friend a) b) c) d) Use cues to write sentences a you/cool weather b Mr Hung/warm weather c he/warm weather d .The children/hot weather e Ba and Lan/hot weather Điền từ thiếu vào câu sau a ) Ba and...

Ngày tải lên: 26/07/2013, 01:27

... sports you play? I play table tennis re they doing? A3 -4-5 Read Then answer the questions Lan Nam Unit 12: SPORTS AND PASTIMES A - What are they doing? (A3 -5) T / F Statements: a Lan and Nam like ... b Lan plays table tennis F c Nam plays volleyball F Read Then answer the questions Lan Lan likes sports She swims, she does aerobics and she plays badminton Nam Nam likes sports, too He plays ... jogs and he plays table tennis a Which sports does Lan play? b Does Lan play badminton? c Which sports does Nam play? d Does Nam play table tennis? d Does Nam play table tennis? Yes, he does a...

Ngày tải lên: 27/07/2013, 01:27

... weather She hot weather I like hot weather They like cold weather she likes cool weather they like warm weather back  Structure : - What weather you like ? hot weather - I like ……………… What weather ... likes…… they  They like…… Minh Thu Forward Minh Mr Thu Hun Lan and Mai g Lan and Mai Mr Hung * Homework:  Learn the new words and the structures by heart  Practice asking and answering the structures ... ……………… What weather you they What weather does like ?  I like…………  They like…… she like ?  She likes…… he  He likes…… 3/Practice I like hot weather What weather you like? What weather does she/...

Ngày tải lên: 28/07/2013, 01:25

... chặt chẽ - Khi từ A B ta có : h; x Thời gian xuống dốc : y Thời gian lên dốc : h Theo ta có PT: + = (1) x y - Khi từ B A : Thời gian h ; Thời gian x xuống dốc : h Theo y 41 ta có PT : + = (2) ... thay đổi vận tốc, quãng đờng , thời gian - Từ (1) (2) ta có HPT: x + + x = y Đặt 41 = y 60 Ta có HPT mới: 4a + 5b = 5a + 4b = 41 60 Giải ta có : a = - GV tập yêu cầu HS đọc đề , tóm ... 50 từ giá thứ sang giá thứ hai số sách giá I : ( x - 50 ) ; số sách giá thứ II (450 - x) + 50 = ( 500 - x) Theo ta có PT : x + 500 = ( x 50) - 5x + 2500 = 4x 200 - 9x = - 270 0 x = 300 (...

Ngày tải lên: 06/08/2013, 01:26

Ngày tải lên: 13/09/2013, 07:10

... ba hai - Một trăm hai mơi ba năm trăm mời bảy - Ba trăm linh năm tám trăm linh bốn - Chín trăm sáu mơi nghìn bảy trăm tám 670 21 79 518 302 67 75519 b, Ghi giá trị chữ số số số bảng sau giá trị 70 00 ... giở SGK trang7, quan sát đồ trang - Hs đọc tên đồ treo bảng - Cho ta biết phạm vi lãnh thổ đ a lí nớc ta - Để biết kí hiệu đối tợng lịch sử đ a lí - Ta d a vào kí hiệu bảng giải - Hs quan sát thảo ... 43256< 432510 72 6585< 5 576 52 84 571 3< 85 471 3 653211= 653211 - Hs tự làm vào phíêu * Tìm số lớn số Số lớn 9 0201 1 sau: 59 876 ; 651321; 499 873 ; 9 0201 1 - Gv nhận xét- bổ sung - Hs tự làm_ sau thống kết...

Ngày tải lên: 14/09/2013, 16:10

... combs his hair What time does he eat breakfast? At 7. 05 What does he at 7. 05? He eats breakfast What time does he brush his teeth? At 7 .20 What does he at 7 .20 ? He brushes his teeth What time does ... Wednesday, February 20th, 08 A3 – Personal hygiene DIARY Look at the clock and guess : What does he at that time? Look at the pictures, name Nam’s routine get up morning exercises take a shower ... exercises? What does he at 6.35? He does morning exercises What time does he wash his face? At 6.55 What does he at 6.55? He washes his face What time does he comb his hair? At 7. 00 What does he at 7. 00?...

Ngày tải lên: 16/09/2013, 16:10

... vật G G G G Củng cố: Câu 1:Phát biểu sau ch a xác ? A. Vật nằm cân tác dụng hai lực hai lực phương, ngược chiều có độ lớn B.Vật nằm cân tác dụng hai lực hai lực giá, ngược chiều có độ lớn C.Trọng ... qua ma sát hai vật 3.Cách xác đònh trọng tâm vật phẳng, mỏng phương pháp thực nghiệm C A B G A D C D B 3.Cách xác đònh trọng tâm vật phẳng, mỏng phương pháp thực nghiệm B1:Buộc dây vào lỗ nhỏ A ... (giao điểm hai đường chéo) hình chữ nhật D.Vật treo vào dây nằm cân dây treo có phương thẳng đứng qua trọng tâm G vật Củng cố: Câu 2:Điều kiện sau đủ để hệ ba lực tác dụng lên vật rắn cân ? A. Ba...

Ngày tải lên: 19/09/2013, 15:10