Mn giúp em với ạ Ex3. Choose the correct answers. 1. Do you believe that the first footer us good or bad luck? A. must take B. should bring C. can make D. can bring 2. Students copy their classmates' work. A. should B. shouldn't C. must D. not 3. Children shouldn’t adults for lucky money. A. to ask B. asking C. ask D. asks 4. People in many countries in the world often wear their clothes on the New Year Day. A. tradition B. traditional C. ordinary D. summer 5. On New Year's Day, children in Korea make a to their parents or elders and wish them a long and healthy . A. bow - live B. friend - lives C. bows - lives D. bow - life 6. I wish you a life and health. A. long – best B. big - good C. long - good D. happy - bad 7. We should help our mothers the table after meals. A. make B. to make C. clear D. to clearing 8. At Tet, many people present rice to wish enough food throughout the year. A. in B. at C. for D. with 9. We shouldn't play music after midnight. A. careful B. right C. loud D. easy 10. The Vietnamese often green trees on Tet holiday. A. plant B. plan C. cut D. dig 11. colours like blue and yellow can make people feel happy A. A lot B. Any C. Some D. A 12. I don’t have homework to do at Tet. A. a little B. many C. a D. any Ex4. Fill in each blank with "should" or "shouldn't'. 1. The students make so much noise. 2. The film is interesting. You go and see it. 3. Tom _ drive carefully. The traffic is very heavy. 4. You smoke so much. 5. You give up smoking. 6. You spend more time on your homework. 7. The English girl wants to live in Viet Nam. She learn Vietnamese. 8. He drink so much coffee before bedtime. 9. Tom has a bad toothache. He go to the dentist's. 10. You go to bed so late every night. Ex5. Write pieces of advice for these situations, using should or shouldn't and the words given in brackets. Example: I feel awfully tired. - You should go to bed early. 1. My tooth is aching again. (not eat so many sweet things) …………………………………………………………………. 2. I have to get up very early tomorrow. (set the alarm clock) ……………………………………………………………… 3. I am putting on weight. (do more exercise) ………………………………………………………………. 4. I don't feel well. (stay at home) ……………………………………………………………….. 5. I think I'm short-sighted. (go to the doctor's) ……………………………………………………………….