Exercise 1: Complete the sentences. Use the information in the box and the modal verb in parenthese. [ quit it at once; be very happy;leave the building in order; be very worried; come to visit me more; understand the lectures well ]

Choose the best answer 11. The liquid ....................... into new glassware a. is blown b. blew c. is blowing d. are blown 12. The empty bottles ...................... and ............. the factories for recycling . a. collected – sent b. collected – are sen c. are collected – sent d. collect – send 13. We are ready ................. the environment . a. clean b. cleaned c. cleaning d. to clean 14. Shoes ...................... from old tires to safe money . a. is made b. are made c. is making d. will make 15. We should study English better so as ............a good job . a. get b. will get c. to get d. getting

Choose the best answer 6. To prepare for the new year , I .................. my house again since last month . a. paint b. painted c. have painted d.has painted 7. The used plastic bottles ................... with water several times yesterday. a. washed b. is washed c. are washed d. were washed 8. It is dangerous ............. quickly in the Tet holiday . a. driving b. drove c. to drive d. driven 9. I am ............... that you passed your English exam . a. please b. happily c. happy d. friendly 10. I am looking forward to ................... you on next Sunday . a. meetingb. meet c. met d. will meet

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