【推荐1】“Up to two thirds of children don’t get as much sleep as they should do, and this can make them nervous and slower at school.” researchers say.

So how long should young people sleep each night? The ________ is between 8 and 10 hours. If you don’t get ________ sleep at night, you’ll have less energy(能量) the next day.

But the ________ say many children have missed out on 4,500 hours of sleep by the time they are 7 years old. They say that children miss sleep because they have TVs and computers in their rooms and ________ parents don’t read to their younger children at night any more. The traditional “bedtime story” helps children to ________ and fall asleep peacefully. Children with TVs and computers in their bedrooms are more likely (可能的) to sleep ________, and to get less than 8 hours’ sleep. Even losing one hour’s sleep a night can mean that children do less well at school.

German scientists think that your brain (大脑) ________ working while you are asleep. To show that they were right, they gave two groups of people a ________ to work out. One group went to sleep and the other group stayed awake (醒着的). The result? The people who slept worked out the answer more ________, suggesting that their brains had been trying to find out the answer while the people were asleep. So ________ you get enough sleep tonight, and you’ll be at your best tomorrow.

【推荐3】Have you ever noticed that your fingers are wrinkled (有皱纹的) when you’ve just finished swimming or ______ cloths? It seems ______ your hands have aged 30 years in a short time. But is this an accident? Or is it something that nature has built into our bodies?

The wrinkles looked a bit ______ the patterns on the bottom of the running shoes. So ______ made a guess that wrinkles on fingers might be able to help the hanks hold things better.

To test this, researchers asked 20 people to pick up marbles (弹珠) from water ______ their hands. But ______ they started to pick up the marbles, half the people had to keep their hands in water for half an hour.

The researchers discovered the people who had wrinkled fingers completed the task faster that those whose hands were dry. But when they ______ to move dry marbles, all the people performed the same, no matter whether ______ had the wrinkled fingers or not.

Our ancestors might not play with marbles, but wrinkled fingers could make ______ easier for them to climb around in the wet forests and catch fish from ______.

Similarly, our feet ______ get wrinkled in water. This may develop from our ancestors’ need to run ______ the wet ground.

But the question is, if wrinkled fingers are so helpful, ______ don’t our hands just stay that way all the time? In fact, there ______ several disadvantages about wrinkled fingers. They make us feel ______. And wrinkled fingers don’t have enough sense of touch

The back door of the ambulance(救护车) was suddenly shut and the driver ran to the front jumped into his seat and started the engine. Inside were the ________ parents Mr. and Mrs. Green the mother holding their baby daughter Ally. The little girl had some food stuck in her throat (喉咙) and could hardly breathe (呼吸).

The driver Mr. white ________ his siren (报警器) and flashing light and started speeding towards the ________ hospital fighting against time. The cars ahead of him pulled out of the way as he drove through the ________. From the back of the ambulance the parents were shouting at him to ________ since Ally had almost stopped breathing. In front of him he saw some traffic lights with the ________ “STOP” light shining. Mr. White knew that he had ________ time to lose,so he drove straight past the traffic lights.

Coming towards him from his right was a taxi. The driver had the ________ up, since the car was air-conditioned and he was playing his radio. He did not ________ the ambulance. The lights were green so he ________ straight on into the path of the ambulance.

Mr. White tried to stop his ambulance but it was too late. It hit the taxi. Everybody was shaken but no one was hurt. Mr. White looked to see ________ little Ally was. He was astonished to see relief instead of fear on the faces of the parents.

“Look!”, cried Mrs. Green. “She is ________ again.”

“It must be the ________.” said her husband. “It ________ the food out of her throat.” The baby’s colour was turning to normal, and she was crying in a loud but healthy ________. They were all joyful, and quite forgot about the accident, the taxi, and the lines of cars all around them.

【推荐2】It’s useful to have first aid knowledge（急救知识） in life. When someone is ________ or injured（受伤的）, you should always ________ help as soon as possible（尽快地）. The following right first aid ways can be the difference between life and death.

At first, check the situation. Are there any things that might put you ________? Are there car accidents, fire or other dangerous things? Don’t put yourself into a dangerous ________.

Then, call for help. If you can’t help a lot, find professional（专业的）help ________. They know how to work out and ________ these situations. If you think someone is ________ injured, call professional people for help. If you’re the only person there, try to keep the person alive before calling for help. Don’t leave the person by himself or herself for a long time.

Finally, ________ the person who hurts. Remember to try to be relaxed. Let the person know that help is on the way and that everything will be all right.

【推荐3】At a day care centre in Texas, Jessica McClure was playing outside. Jessica’s mother, _______ worked at the day care centre, was watching her. Suddenly Jessica _______ and disappeared. Jessica’s mother cried and ran to her.

The well (井) in the yard was only eight inches across, and a rock always _______ it. But children had moved the rock. _______ Jessica fell, she fell right into the well.

Jessica’s mother ran to a phone and called 911 for _______. Men from the fire department arrived. They _______ that Jessica was about 20 feet down in the well. Then they told Jessica’s parents their _______. “We can’t go down into the well.” They said, “It’s too small. So, we’re going to dig a hole _______ the well. We’ll dig down about 20 feet. Then we’ll dig a tunnel (通道) across to Jessica. When we reach her, we’ll bring her through the tunnel. Then we’ll bring her up through our _______.”

The men began to dig the hole on a Wednesday morning. Two days later, on Friday morning, they were ________ digging. And Jessica McClure was still in the well.

All over the world people waited for news of Jessica. They read about her in newspapers and watched her rescue (营救) on TV. Everyone ________ the little girl in the well. 

At 8:00 p.m. on Friday, the men ________ reached Jessica and brought her up from the well. Then doctors rushed her to the hospital. Jessica was badly hurt but she was still ________. A doctor at the hospital said, “Jessica is lucky she is very ________. She’s not going to remember this very well.”

Maybe Jessica will not remember her days in the well. But her parents, her rescuers, and many other people around the world will not forget ________.

After Jessica’s rescue, one of the rescuers made a metal cover for the well. On the cover he wrote, “To Jessica, with love from all of us.”