... Th i gian ngư i thứ hai làm xong công 0,25 việc y (giờ) (y > 18) Một giờ:ngư i thứ làm được: (công việc) x Ngư i thứ hai làm được: Cả hai ngư i làm được: Ta có phương trình: 1 + = y x 18 ngư i ... y x 18 ngư i thứ làm được: (công việc) y 0,25 (công việc) 18 (1) (công việc) x 0,25 6 ngư i thứ hai làm được: (công việc) y Khi họ làm 40% = + = y x (công việc) ta có pt: (2) 1 1 x y ...
Ngày tải lên: 24/07/2015, 01:00
... the Internet is _ a time-release b time-wasting c time-saving d time-consuming 15 It really annoys me when people forget _thank you a to say b saying c said d to saying 16 Don’t stay up late, ... 10 They haven’t _an AIDS vaccine a yet developed b developed yet c developed already d already developed 11 People exercise _fit a to keep b keeping c kept d in keeping 12 A person ... a _ a c...
Ngày tải lên: 08/08/2014, 21:23
ĐỀ THI THỬ TUYỂN SINH VÀO LỚP 10 NĂM 2011 MÔN: ANH VĂN - ĐỀ 2 pps
... back? abcd 22 Would you please stop to make so much noise? abcd 23 Last summer I have stayed on my uncle farm for two weeks abcd 24 What difficult to master a foreign language! abcd 25 The police ... if d although 14 Most parents think chatting on the Internet is _ a time-release b time-wasting c time-saving d time-consuming 15 It really annoys me when people forget _thank you a to say .....
Ngày tải lên: 08/08/2014, 21:23
ĐỀ THI THỬ TUYỂN SINH ĐH, CĐ 2011 LẦN 2 MÔN THI: Tiếng Anh KHỐI D - Mã đề thi 123 pot
... BETTER LIFE A moderner B modernizing C modernized D modernization Câu 21 : He felt _ when he failed the exams the second time A discouraged B annoyed C undecided D determined Câu 22 : I have bought ... couldn't be better A No matter what he tried hard B No matter how hard he tried C Although very hard he tried D Despite how hard he tried Câu 33: He gave me his personal _ that his draf...
Ngày tải lên: 29/07/2014, 01:20
ĐỀ THI THỬ TUYỂN SINH ĐH, CĐ 2011 LẦN 2 MÔN THI: Tiếng Anh KHỐI D - Mã đề thi 628 ppt
... C Last of all D Lastly Question 37: The ship was put into quarantine and the passengers and the crew were to land A dered B forbidden C let D permitted Trang 2/ 4 - Mã đề thi 628 Question 38: ... incidence Question 80: A cactus B hummock C camel D bamboo - THE END Trang 4/4 - Mã đề thi 628 Trang 5/4 - Mã đề thi 628 ... sediment drilled by the Glomar C...
Ngày tải lên: 29/07/2014, 01:20
ĐỀ THI THỬ TUYỂN SINH ĐH, CĐ 2011 LẦN 2 MÔN THI: Tiếng Anh KHỐI D - Mã đề thi 570 potx
... swimming A Due to a hot day B So hot was the day C Being a hot day D It was a hot day - THE END Trang 4/4 - Mã đề thi 570 Trang 5/4 - Mã đề thi 570 ... grown foods are often _ A thrifty B wealthy C mistaken D careless Trang 2/ 4 - Mã đề thi 570 Question 30: What is the author’s attitude toward the claims made by advocates of health foods? A Neutra...
Ngày tải lên: 29/07/2014, 01:20
ĐỀ THI THỬ TUYỂN SINH ĐH, CĐ 2011 LẦN 2 MÔN THI: Tiếng Anh KHỐI D - Mã đề thi 485 pot
... sediment drilled by the Glomar Challenger have also yielded information critical to understanding the world’s past climates Deep-ocean sediments provide a climatic record stretching back hundreds ... can hardly read it D His handwriting is too bad to read Question 48: “Why don’t you get your hair cut , Gavin?” said Adam A It was suggested that Adam get Gavin’s hair cut B Adam suggested that...
Ngày tải lên: 29/07/2014, 01:20
ĐỀ THI THỬ TUYỂN SINH ĐH, CĐ 2011 LẦN 2 MÔN THI: Tiếng Anh KHỐI D - Mã đề thi 209 docx
... exam D Together with other students, John failed the exam - THE END Trang 4/4 - Mã đề thi 20 9 Trang 5/4 - Mã đề thi 20 9 ... word “maintain” is closest in meaning to _ A improve B retire C monitor D preserve Question 62: : Who does the author think should NOT buy organic foods ? Trang 3/4 - Mã đề thi 20 9 A Concerned ... sediment drilled by the Gloma...
Ngày tải lên: 29/07/2014, 01:20
ĐỀ THI THỬ TUYỂN SINH ĐH, CĐ 2011 LẦN 2 MÔN THI: Tiếng Anh KHỐI D - Mã đề thi 132 pdf
... rocks at 624 Trang 2/ 4 - Mã đề thi 1 32 drilling sites around the world The Glomar Challenger’s core samples have allowed geologists to reconstruct what the planet looked like hundreds of millions ... chemical and biological activity that rapidly destroy much land-based evidence of past climates This record has already provided insights into the patterns and causes of past climat...
Ngày tải lên: 29/07/2014, 01:20
ĐỀ THI THỬ TUYỂN SINH ĐH, CĐ 2011 LẦN 2 MÔN THI: Tiếng Anh KHỐI D - Mã đề thi 132 ppt
... rocks at 624 Trang 2/ 4 - Mã đề thi 1 32 drilling sites around the world The Glomar Challenger’s core samples have allowed geologists to reconstruct what the planet looked like hundreds of millions ... chemical and biological activity that rapidly destroy much land-based evidence of past climates This record has already provided insights into the patterns and causes of past climat...
Ngày tải lên: 08/08/2014, 16:23
ĐỀ THI THỬ TUYỂN SINH ĐH, CĐ 2011 LẦN 2 MÔN THI: Tiếng Anh KHỐI D - Mã đề thi 209 ppsx
... exam D Together with other students, John failed the exam - THE END Trang 4/4 - Mã đề thi 20 9 Trang 5/4 - Mã đề thi 20 9 ... word “maintain” is closest in meaning to _ A improve B retire C monitor D preserve Question 62: : Who does the author think should NOT buy organic foods ? Trang 3/4 - Mã đề thi 20 9 A Concerned ... sediment drilled by the Gloma...
Ngày tải lên: 08/08/2014, 16:23
ĐỀ THI THỬ TUYỂN SINH ĐH, CĐ 2011 LẦN 2 MÔN THI: Tiếng Anh KHỐI D - Mã đề thi 485 ppt
... frontier that even today is largely unexplored and uncharted Until about a century ago , the deep-ocean floor was completely inaccessible , hidden wWw.VipLam.Info Trang 2/ 5 - Mã đề thi 485 beneath waters ... sediment drilled by the Glomar Challenger have also yielded information critical to understanding the world’s past climates Deep-ocean sediments provide a climatic record st...
Ngày tải lên: 08/08/2014, 16:23
ĐỀ THI THỬ TUYỂN SINH ĐH, CĐ 2011 LẦN 2 MÔN THI: Tiếng Anh KHỐI D - Mã đề thi 570 pdf
... swimming A Due to a hot day B So hot was the day C Being a hot day D It was a hot day - THE END Trang 4/4 - Mã đề thi 570 Trang 5/4 - Mã đề thi 570 ... grown foods are often _ A thrifty B wealthy C mistaken D careless Trang 2/ 4 - Mã đề thi 570 Question 30: What is the author’s attitude toward the claims made by advocates of health foods? A Neutra...
Ngày tải lên: 08/08/2014, 16:23
ĐỀ THI THỬ TUYỂN SINH ĐH, CĐ 2011 LẦN 2 MÔN THI: Tiếng Anh KHỐI D - Mã đề thi 628 docx
... C Last of all D Lastly Question 37: The ship was put into quarantine and the passengers and the crew were to land A dered B forbidden C let D permitted Trang 2/ 4 - Mã đề thi 628 Question 38: ... incidence Question 80: A cactus B hummock C camel D bamboo - THE END Trang 4/4 - Mã đề thi 628 Trang 5/4 - Mã đề thi 628 ... sediment drilled by the Glomar C...
Ngày tải lên: 08/08/2014, 16:23
ĐỀ THI THỬ TUYỂN SINH VÀO LỚP 10 THPT NĂM HỌC 2013 – 2014 MÔN TOÁN - TRƯỜNG THCS NGHĨA ĐỒNG pptx
... P N THI TH VO LP 10, MễN TON Cõu 1: (3,0 im) a) KX: x 0; x Khi ú: ổ x x -2 + = ữ x -2 x -4 ứ ố A= ỗ = ( 2( )( x - )( x +1 ) x + 2) x -2 = ( 0,25 x +2+ x x -2 x +1 x +2 )( Vy ... KX) thỡ giỏ tr ca A l: c) Ta cú A = x +2 A= ) x -2 x +1 x +2 25 + = 25 + 0,5 x +1 x + -1 = =1x +2 x +2 x +2 1 1 Ê hay x +2 x +2 1 1 Nờn A = - = ; A = x = (TMKX) Vy A = x = 2 2 x +2 Vỡ x...
Ngày tải lên: 19/03/2014, 08:20