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中小学教育资源及组卷应用平台
Unit 2 Stay Healthy
第三课时 Section A (Grammar Focus)
语法精练
一、用括号中所给单词的适当形式填空。
1.Shh... This is a library. You should (keep)your voice down.
2.First of all, let me introduce (I) to you.
3.Help (you)to some fish, Tom.
4.Helen, a British student, will enjoy (she)during the summer holiday in China.
5.When my parents travel, they always take photos to remind (they) of the wonderful time.
二、单项选择。
( )1. you turn down the TV, please I'm trying to work.
A.Could B. Must C. Might D. Should
( )2. Jack has a cold. He lie down and have a rest.
A.can B. can't C. should D. shouldn't
( )3. Don't compare with others. Just focus on your own progress.
A.you B. your C.yours D. yourself
三、短文填空。
Last weekend, I played football with my friends. But one of my friends fell and hurt 1. (he). I knew I should 2. (help) him. So I helped to clean his cut 3. (I) and asked if he was okay. My other friends gathered around, and we helped him stand up carefully. We checked(检查) to make sure he could 4. (walk). After resting for a while, he felt much better. We were all relieved (放心的) and told 5. (we )to be more careful and play safely next time.
课时精练
一、用方框中所给单词的适当形式填空。
clear, pain, environment, bright, knife
1.The sunlight brings warmth and to my room.
2.The in my back stopped me from sleeping well.
3.All people should protect the to make the air fresher.
4.She gave us a direction and we were able to find the zoo easily.
5.Children mustn't play with dangerous objects like or scissors.
二、根据汉语意思完成句子，每空一词。
1.红灯时不要横穿马路。
the road when the traffic lights are red.
2.如果我们不小心，可能会伤到自己。
If we are not careful, we may .
3.学生们在安全培训中学到了有用的逃生技能。
Students learnt useful escape skills during the .
4.晚上早点睡觉，而不是看电视到很晚。
Go to bed early watching TV late at night.
5.更为重要的是，阅读为我打开了一扇了解外国文化的窗。
, reading opens a window for me to know about foreign cultures.
三、完形填空。
In the past, most people worked on their feet and moved their bodies all day, so they had lots of exercise. They also mostly ate natural 1 like fruits, vegetables and meat. Today, many people 2 in front of a computer all day at work and often eat a lot of sweet foods or foods made in factories. This can be harmful to 3 health.Heart problems cause most deaths in the world today. 4 many of these deaths need not happen, and that's because people don't exercise or eat well enough. Not exercising or eating unhealthy food 5 sometimes cause diabetes (糖尿病). When someone has diabetes, there is too much6in their blood. Now more and more people 7 diabetes and almost 10% of the world's population has diabetes.
Many people are also 8 that computers and phones can cause new health problems. When people stay for long in front of a computer, they can 9 get problems with their eyes, necks and backs. And when they use computers and phones at night, it is often harder for them to 10 .Some scientists also think phones may cause health problems because of their radiation (辐射).
( )1.A.sports B.foods C. colours D.subjects
( )2. A. sit B.lie C.play D. stand
( )3. A. my B. their C.your D.its
( )4. A. So B.Or C.As D.But
( )5. A. need B.must C.can D.should
( )6.A.water B.sugar C.salt D.waste
( )7. A. give up B. get over C. die of D. stick to
( )8.A.strict B.worried C.excited D.friendly
( )9.A.hardly B. wisely C.clearly D.easily
( )10. A. wake B.sleep C.leave D. speak
参考答案
语法精练
一、1. keep 2. myself 3. yourself yourselves 4. herself 5.themselves
二、1.A 2. C 3. D
三、1. himself 2. help 3. myself 4. walk 5.ourselves
课时精练
一、1. brightness 2. pain 3. environment 4. clear 5.knives
二、1. Don't cross 2. hurt ourselves 3. safety training 4.instead of 5. What's more
三、1.B 2. A 3. B 4. D 5. C 6. B 7. C 8. B 9. D 10. B
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