bai tap unit 1

... English 11 - unit 1 I. Choose one word whose bold part is pronounced differently. Identify your answer by circling the corresponding letter A, B, C, or D. 1. A. passage B. massage ... opens D. open 10 . Julia was seen _______some fruit at the market. A. buy B. buying C. bought D. to buy 11 . What________you leave the party so early? A. did B. could C. made D. will 12 . He was made .....

Ngày tải lên: 01/07/2013, 01:25

... neighbourhood. a. dipped b. disappeared c. dropped d. shook 10 . It was a difficult time, but we never gave up hope. a. stopped b. continued c. had d. offered 11 . The house was very quiet when I got home. Everybody ... dark. i. continue 10 . Fire fighters soon put out the fire. j. rang III. Choose a, b, c or d - that best completes the sentence or substitutes for the underlined word or ph...

Ngày tải lên: 17/09/2013, 02:10

... sentences. 1. Mary / born / Warsaw /November 9 th / 18 70.=>Mary was born in warsaw on November 7 th , 18 67. 2. Tom /die /19 34/age/67.=>Tom died in 19 34 at the age of 67. III. Multiple choice. 1. ... 10 . She finally got used to (eat) _______________ our food. 11 . John is used to (swim) ________________ every day. 12 . The program director used to (write) _________________ h...

Ngày tải lên: 29/09/2013, 18:10

Ngày tải lên: 14/10/2013, 11:11

... sau:x(n) -1 0 1 2 3 4 n3 a) ∞<<++=−zzzzX 0:)(34)(22 d) 5.0:)5.01ln() (1& gt;−=−zzzX b) 2:2 311 )( 21& gt;++=−−zzzzX e) zezX1)( =, biết x(n) nhân quả.c) 1: )1) (1( 1)( 21& gt;−+=−−zzzzX2.3. ... biến đổi Z 1 phía: a) y(n) - 21y(n – 1) = x(n), biết: )( 31) ( nunxn= và y( -1) = 1. b) y(n) +43y(n – 1) + 81 y(n – 2) = x(n), biết )()( nnxδ= và y( -1) = -1, y(-2) = 1. c) y(n) -...

Ngày tải lên: 17/09/2012, 11:50

...           )( 11 540 )( 11 940 VU VU A C Bài tập mạch 1 Biên soạn: Ths Phan Như Quân SV Nguyễn Tấn Hòa (09DD 111 ) Trang 17 )( 11 320 1 20 11 540 )( 11 40 10 11 540 11 940 )( 11 40 4 11 940 10 0 2 1 3 AI AI AI          ... 1 Biên soạn: Ths Phan Như Quân SV Nguyễn Tấn Hòa (09DD 111 ) Trang 11 ) (1. 5326 .12 .1 43 10 . . Aj j O Z...

Ngày tải lên: 15/10/2012, 08:33

... 90 12 0 60 270 0 ,13 654 10 250 500 10 0 18 0 70 0 0 ,14 705 11 15 0 400 70 14 0 50 18 0 0 ,15 606 12 13 0 500 80 12 0 60 90 0 ,12 557 5 12 0 600 70 11 0 70 270 0 ,14 708 6 16 0 400 70 10 0 50 0 0 ,15 609 7 10 0 ... 80 12 0 70 18 0 0 ,14 6 510 9 15 0 600 80 10 0 60 90 0 ,16 70 1 D2D1Dααz'2z2z'1z1t2t 2 xxxxxxxxxxxxxxxxxxxxxxz1z'1ABCz2z'2Dz'1z1ABCD...

Ngày tải lên: 18/10/2012, 11:27

... 90 12 0 60 270 0 ,13 654 10 250 500 10 0 18 0 70 0 0 ,14 705 11 15 0 400 70 14 0 50 18 0 0 ,15 606 12 13 0 500 80 12 0 60 90 0 ,12 557 5 12 0 600 70 11 0 70 270 0 ,14 708 6 16 0 400 70 10 0 50 0 0 ,15 609 7 10 0 ... 80 12 0 70 18 0 0 ,14 6 510 9 15 0 600 80 10 0 60 90 0 ,16 70 1 D2D1Dααz'2z2z'1z1t2t 2 xxxxxxxxxxxxxxxxxxxxxxz1z'1ABCz2z'2Dz'1z1ABCD...

Ngày tải lên: 18/10/2012, 11:27

... 90 0 ,14 60 2 8 18 0 400 80 10 0 50 18 0 0 ,15 70 3 9 220 600 90 12 0 60 270 0 ,13 65 4 10 250 500 10 0 18 0 70 0 0 ,14 70 5 11 15 0 400 70 14 0 50 18 0 0 ,15 60 6 12 13 0 500 80 12 0 60 90 0 ,12 55 7 5 12 0 600 ... 5 12 0 600 70 11 0 70 270 0 ,14 70 8 6 16 0 400 70 10 0 50 0 0 ,15 60 9 7 10 0 500 80 12 0 70 18 0 0 ,14 65 10 9 15 0 600 80 10 0 60 90 0 ,16 70 1...

Ngày tải lên: 18/10/2012, 11:27

... 90 0 ,14 60 2 8 18 0 400 80 10 0 50 18 0 0 ,15 70 3 9 220 600 90 12 0 60 270 0 ,13 65 4 10 250 500 10 0 18 0 70 0 0 ,14 70 5 11 15 0 400 70 14 0 50 18 0 0 ,15 60 6 12 13 0 500 80 12 0 60 90 0 ,12 55 7 5 12 0 600 ... 80 12 0 60 90 0 ,12 55 7 5 12 0 600 70 11 0 70 270 0 ,14 70 8 6 16 0 400 70 10 0 50 0 0 ,15 60 9 7 10 0 500 80 12 0 70 18 0 0 ,14 65 10 9 15 0 600 80 10...

Ngày tải lên: 18/10/2012, 11:27