Bài 1: Đặt tính rồi tính: a)30763 + 6532 b)2436 x 46 c) 9485 : 15 42890 - 2135 9821 x 27 51865 : 253

7. Do They use computers to do that work nowadays? …………….…………………………………………………...................................... giải thích chi tiết

Choose the best answer 1. We should reuse cloth bags ................ of plastic bags . a. instead b. besides c. apart d. without 2. In the world , million of papers ......away every day . a. thrown b. is throwing c. are thrown d. threw 3. He ......... many old books for 5 years. a. recycled b. is recycling c. has recycled d. will recycle 4. They .................. mashed into small pieces last week . a. was b.were c. is d. are 5. ...............means not buying products which are overpackaged . a. Reduce b. Reuse c. Recycle d. Repeat

mk ko biết bài này m.n giải giúp mk vs ạ

: Một trại nuôi bò sữa lần đầu thu được m lít sữa, lần thứ hai thu đượ n lít sữa. Hỏi cả hai lần thu được bao nhiêu lít sũa? Biết m = 897 ; n = 754. A. 1551 lít B. 1651 lít C. 1615 lít D. 1515 lít.

giải hộ iem vs ạ, đang cần gấp lắm ík Càng dài càng tốt nhak

Choose the best answer 6. I wish tomorrow …………………a workday A. Wasn’t B were Weren’t D. was 7. I wish I……………to him so impolitely yesterday A. hadn’t speak B hadn’t spoke C. hadn’t spoken D. 0 8. I wish The baby …………………crying A. stop B stopped C. stops D. 0 9. I wish I ……………………the lesson A. have understand B, had understand C. had understood D. 0 10 I wish my friend …………………his exams A. passed B. had passed C. Have passed D. has passed

4. Sắp xếp : 1.down/book/and/open/sit/your. ......................................................... 2.nurse/name/am/nga/my/I/is/a/and. ......................................................... 3.two/there/one/are/dog/cats/house/and/this/his/in/my. ................................................................................................

Có hai phần nhưng mình chỉ gửi đc một phần thôi đây là tiếp theo nhà giải có đáp án và lời giải thích tại sao ra đáp án ai làm nhanh mình cho 5* luôn (2 A. rarely B. not C. sometimes D. hardly 5. Please come in and sit………… A. up B. this C. down D. that 6. Could you……..me how to use this new telephone? A. shared B. show C. say D. remember 7. The light………out while we were having tea. A. was going B. went C. had gone D. has gone 8. Math is harder ……English A. than B. more C. best D. the 9. Would you like to……..a cup of tea? A. has B. have C. had D. having 10. Nam is my…………….friend. A. best B. more C. is D. friends IV. Write the correct forms of the verbs. 1. Yesterday, Minh (go) …………to the cinema with Nam. 2. My brother is (tall)………… than Minh brother. 3. My father (work)……….. in a factory last year. 4. They (going to)………….. the hospital to meet Mr. Le. V. Read the following text and then answer the questions. Hoa is fourteen, she lived in Hue in 2013, but this year she lives in Hanoi. Yesterday Hoa's friend Nien sent Hoa a letter. Nien was Hoa neighbor when Hoa lived in Hue. She is younger than Hoa, she is thirdteen. Lan is Hoa's best friend. The two girls are in the same class, class 8, at Quang Trung School. Last year,

. Choose the best answer 1. I wish my father …………..here now A. were B was C. is D. be 2. The teacher wishes you ……more than you ……… A. work / talk B worked / talked C. works / talks D. A& B 3. I wish I ………….you yesterday A. have helped B, has helped C. had helped D. helped 4. I wish you …………….more slowly A. drive B. drove C drives D. driven 5. I wish I ……………… in a big city A didn’t live B doesn’t live C don’t live D. did live