Amy was doing her homework I left the house.A. when B. while C. though D. because 题目和参考答案——青夏教育精英家教网—

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Amy was doing her homework ______ I left the house.

A. when B. while C. though D. because

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Walk your way to better health

Left foot, right foot, left foot, right foot ... you can travel fast or slow. The movement of your f1.gets you where you need to go. But it also gets you so much more! Walking is simple e2.and good for almost everyone. Best of all, it’s free!

Walking helps you in many ways. First it makes your heart stronger. Studies s3. walking reduces (降低) your chance of heart problems. Walking quickly for 30 m4. a day also helps control high blood pressure. It can reduce your chance of having other serious problems, too.

As time goes by, people become old, and t5. brains don’t work as well as before. I6. old people walk six miles or more every week, they can keep their brains in a better condition.

Walking helps your mental (精神的) health, too. P7.one foot in front of the other isn’t difficult. You don’t have to think about it, so you can pay attention to o8. things. You can consider problems or think of ideas. You can think over conversations again or just remember funny things.

You can make walking part of your day. Instead of t9. the lift, walk. You can even have walking meetings. They are what they sound l10.. Instead of sitting, you walk and talk things over.

Make walking a habit, and see how it makes you feel.

----My son seldom has ______ breakfast.

----It is ______ unhealthy habit. You must ask him to change it.

A. /, an B. /, a C. the, an D. the, a

How did we help to save our earth this week? Let me tell you.

First, my family tried to save electricity (电). We never left the lights____ when leaving the room. We_____the TV when nobody was watching it. Mum only used cold water in the washing machine.

Second, we started recycling (回收) this week. We tried to write on _____of our paper, not just on one side. We also divided our rubbish into______bags for bottles, paper and food. Mum kept the plastic shopping bags from the supermarket to use them again as rubbish bags.

Third, my family started to save______.We stopped_____long baths and had short showers (淋浴) _____. We washed toilet with used water. Mum and dad used less water to do the washing. My sister and I didn’t leave the tap (龙头) running when we brushed our teeth.

At last, mum and dad began to save gas (汽油). Mum used to _____ us to school, but now my sister and I started riding our bikes to school. It’s hard work _____good exercise ! This week dad and a few of the people in his company also started to go to work in one car and share the ____.

These are great ways to help protect our environment.

1.A. out B. on C. off D. behind

2.A. turned up B. turned on C. turned down D. turned off

3.A. any side B. all sides C. neither side D. both sides

4.A. large B. small C. different D. the same

5.A. electricity B. food C. water D. paper

6.A. to use B. making C. to have D. taking

7.A. again B. instead C. already D. too

8.A. drive B. order C. show D. carry

9.A. or B. but C. for D. and

10.A. pay B. value C. cost D. price

Sam, ______ on the grass, or it will “cry”.

A. to walk B. not to walk C. walk D. don’t walk

An iphone 6 is too expensive. I can’t ______ to buy one now.

A. provide B. keep C. borrow D. afford

Don’t use earphones for a long time. It’s ______ to your ears.

A. comfortable B. harmful C. helpful D. relaxing

The heavy snow didn’t ______ the international airlines.

A. pay attention to B. add to C. make a difference to D. look forward to

As a volunteer, he often ________ to the old people's house to help the elder.

A. go B. went C. will go D. goes

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