tailieunhanh - grammar practice for pre intermediate students phần 6

Tham khảo tài liệu 'grammar practice for pre intermediate students phần 6', ngoại ngữ, ngữ pháp tiếng anh phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả | Modals 3 Peter can pay for us. question 4 We must go to the passport office today negative 5 We can go to the bank tomorrow negative question 6 You should phone the school today negative 7 You can answer all the questions question 8 She can pay for the lessons negative 9 You can talk to Mary for me. question 10 Peter can check the times of the trains for us. question 11 We must say goodbye to Alan and Sue. question 12 They can stay here for a week negative 13 We can buy a return ticket here question 14 They should help you. negative 15 He can understand me. negative question 63 can could can i know how to be able to J can swim. Mary can speak French. can ii be allowed to You can sit here. My mother says I can t go out tonight. could knew how to Emily could swim when she was two. 87 Modals couldn t i wasn t able to I m sorry I couldn t come yesterday. I couldn t go to work this morning. could couldn t ii used in the second conditional Exercise 59 If you gave me the money could I do the shopping Requests both can and could are used in requests. Could is a little more polite Can I have a. glass of water please Could you open the door for me please Notes can refers To the future if it is followed by a time word next week tomorrow etc I can do it for you next month. In the negative can can t or cannot could couldn t or could not. Practice Complete these sentences using can or could. If two answers arc possible write them both. 1 .Could. n t you find John yesterday 2 .Can .Could. I come and see you tomorrow 3 .you pass me the salt please 4 .you play the guitar 5 Why. t the children go to the cinema tonight 6 .you help me with my suitcase please 7 .you drive my car if you had to 8 .you answer the phone for me 9 Why. t you come to the disco tomorrow 10 It was very difficult to hear t understand what she was saying. 11 .I smoke in here 12 We had an appointment yesterday afternoon but t see me. 13 the job for you next year. 14 .you tell me the time please 15 .