Unit 3 单元语法专项练习 2025-2026学年沪教版七年级英语下册

沪教版英语七年级下册第三单元语法专项练习 一、单项选择 1.You have a cold. You ______ stay in bed and have a rest. A. should B. shouldn't C. can't 2.______ more vegetables. It's good for your health. A. Eating B. Eat C. Eats 3.It's important ______ enough water every day. A. drink B. to drink C. drinking 4.We ______ eat too much junk food. It's unhealthy. A. should B. shouldn't C. can 5.______ late for school. A. Don't be B. Not be C. Don't 6.______ is good for our body. A. Exercise B. Exercising C. Exercises 7.He has a toothache. He ______ eat too many sweets. A. should B. shouldn't C. must 8.It's bad for your eyes ______ computer games for a long time. A. play B. to play C. playing 9.______ your hands before meals. A. Wash B. Washes C. Washing 10.______ healthy, we should do sports every day. A. Keep B. To keep C. Keeping 二、用所给单词的适当形式填空 1.You should ________ (drink) plenty of water every day. 2.We shouldn't ________ (eat) too much sweet food. 3.It's good for us ________ (do) morning exercises. 4.________ (get) up early is a good habit. 5.Don't ________ (stay) up late. It's unhealthy. 6.He should ________ (see) a doctor because he has a fever. 7.________ (wash) hands often can keep us clean. 8.It's important ________ (keep) healthy. 三、句型转换 1.You should eat more fruit.（改为否定句） You ________ ________ more fruit. 2.We should do exercise every day.（对画线部分提问） ________ ________ we ________ every day? 3.Eat too much junk food.（改为否定祈使句） ________ ________ too much junk food. 4.Doing sports is good for our health.（改为同义句） It's good for our health ________ ________ sports. 5.You should have a good rest.（改为祈使句） ________ ________ good rest. 四、根据中文提示完成句子 1.你应该每天早睡。 You ________ ________ to bed early every day. 2.我们不应该长时间看电视。 We ________ watch TV for a long time. 3.对我们来说，保持健康很重要。 It's important ________ us ________ ________ healthy. 4.不要在饭前吃零食。 ________ ________ snacks before meals. 5.每天锻炼是个好习惯。 ________ ________ every day is a good habit. 参考答案 一、单项选择 1.A 2. B 3. B 4. B 5. A 6.B 7. B 8. B 9. A 10. B 二、用所给单词的适当形式填空 1.drink 2.eat 3.to do 4.Getting 5.stay 6.see 7.Washing 8.to keep 三、句型转换 1.shouldn't eat 2.What should; do 3.Don't eat 4.to do 5.Have a 四、根据中文提示完成句子 1.should go 2.shouldn't 3.for; to keep 4.Don't eat 5.Doing exercise 学科网（北京）股份有限公司 $