人教新起点版四年级上册Unit 5 Safety核心语法专项练
1. —______ should we do to keep safe （ ）
—We should follow the traffic rules.
A. What B. Where C. When
2. My parents often ______ me about safety. （ ）
A. tell B. tells C. told
3. —______ can we cross the road safely （ ）
—We can cross the road when the traffic lights are green.
A. What B. How C. Where
4. There ______ a lot of cars on the road. We must be careful. （ ）
A. is B. are C. was
5. I ______ my knee when I played football yesterday. （ ）
A. hurt B. hurts C. hurting
6. —______ is the nearest hospital （ ）
—It's next to the park.
A. What B. Where C. How
7. He ______ his bike and fell off it this morning. （ ）
A. lose control of B. loses control of C. lost control of
8. —______ do you think safety is important （ ）
—Because it can protect us from danger.
A. What B. Why C. How
9. We ______ a safety lesson last week. （ ）
A. have B. had C. has
10. My teacher ______ us to be careful with electricity every day. （ ）
A. tell B. tells C. told
11. —______ is the best way to avoid getting lost （ ）
—Staying with your group.
A. What B. Where C. How
12. I ______ a message about safety from my school yesterday. （ ）
A. receive B. receives C. received
13. —______ is the weather like when you go out （ ）
—It's sunny. But we still need to be careful.
A. What B. How C. Where
14. The students ______ a safety drill at school now. （ ）
A. have B. are having C. had
15. You ______ play with fire. It's very dangerous. （ ）
A. should B. shouldn't C. can
16. —______ does your friend look like when he is in danger （ ）
—He looks scared.
A. What B. How C. Where
17. My friend ______ me a story about a safety accident last night. （ ）
A. tell B. tells C. told
18. —______ are these safety signs （ ）
—They're for the construction site.
A. What B. Whose C. Who
19. 你想知道为了保持安全我们应该做什么，应该问：（ ）
A. What should we do to keep safe B. Where should we do to keep safe C. When should we do to keep safe
20. 你想表达“我父母经常告诉我关于安全的事”，应该说：（ ）
A. My parents often tell me about safety. B. My parents often tells me about safety. C. My parents often told me about safety.
21. 你想问对方我们怎样才能安全过马路，应该问：（ ）
A. What can we cross the road safely B. How can we cross the road safely C. Where can we cross the road safely
22. 你想告诉别人“我昨天踢足球时伤到了膝盖”，应该说：（ ）
A. I hurt my knee when I played football yesterday. B. I hurts my knee when I played football yesterday. C. I hurting my knee when I played football yesterday.
23. 你想知道对方为什么认为安全很重要，应该问：（ ）
A. What do you think safety is important B. Why do you think safety is important C. How do you think safety is important
参考答案
1. A。根据答语“We should follow the traffic rules.”可知是询问为保持安全应做的事情，用What提问，Where询问地点，When询问时间，所以选A。
2. A。often表明是一般现在时，主语My parents是复数，动词用tell，tells是第三人称单数形式，told是过去式，所以选A。
3. B。根据答语“We can cross the road when the traffic lights are green.”可知是询问安全过马路的方式，用How提问，What询问事物，Where询问地点，所以选B。
4. B。a lot of cars是复数，句子描述现在道路情况，there be句型中be动词用are，is用于单数，was是is的过去式，所以选B。
5. A。yesterday是一般过去时的标志，hurt的过去式还是hurt，所以选A。
6. B。根据答语“It's next to the park.”可知是询问最近医院的位置，用Where提问，What询问事物，How询问方式，所以选B。
7. C。this morning是一般过去时的标志，lose control of的过去式是lost control of，所以选C。
8. B。根据答语“Because it can protect us from danger.”可知是询问认为安全重要的原因，用Why提问，What询问事物，How询问方式，所以选B。
9. B。last week是一般过去时的标志，have的过去式是had，所以选B。
10. B。every day表明是一般现在时，主语My teacher是第三人称单数，动词用tells，tell是原形，told是过去式，所以选B。
11. A。根据答语“Staying with your group.”可知是询问避免迷路的最佳方式是什么，用What提问，Where询问地点，How询问方式（若用How，句子应是How to avoid getting lost，这里问的是最佳方式是什么，所以用What），所以选A。
12. C。yesterday是一般过去时的标志，receive的过去式是received，所以选C。
13. A。询问天气用What's the weather like... 或How's the weather... ，这里用What，所以选A。
14. B。now表明句子时态是现在进行时，结构为be + 动词的现在分词，主语The students是复数，be动词用are，have的现在分词是having，所以选B。
15. B。玩火危险，不应该玩火，shouldn't表示“不应该”，should表示“应该”，can表示“能”，所以选B。
16. B。这里询问朋友处于危险中时看起来怎么样，用How提问，What询问事物，Where询问地点，所以选B。
17. C。last night是一般过去时的标志，tell的过去式是told，所以选C。
18. A。根据答语“They're for the construction site.”可知是询问这些安全标志是做什么用的，用What提问，Whose询问所属关系，Who询问人，所以选A。
19. A。询问为保持安全应做什么用What should we do to keep safe ，B选项Where使用错误，C选项When使用错误，所以选A。
20. A。“经常告诉我”用一般现在时，主语是复数，动词用tell，所以选A。
21. B。询问安全过马路的方式用How，所以选B。
22. A。“昨天伤到膝盖”要用一般过去时，hurt的过去式还是hurt，所以选A。
23. B。询问原因用Why，所以选B。
