根据对话内容在空白处填写入一个适当的词语使对话完整。
Doctor: What's____with you, young man?
Paul: I don't feel____.
Doctor: I'm____to hear that. Please take____your shirt and____down on the bed.
Paul: Yes, doctor.
Doctor: Well, there's___much wrong with you. Do your take much exercise?
Paul: No, doctor. I never have___time for exercise.
Doctor: How do you sleep?
Paul: Very badly, doctor. Can you give me____medicine to help me sleep?
Doctor: Yes, I can, but I'm not going to. You don't need medicine. Just take more exercise.
Paul: You're right, doctor. It's important for me to____healthy. Thank you for your advice.
Doctor: You're welcome. I____you feel better soon.

用方框中所给词语的适当形式填空，使短文正确、通顺、连贯。（每词限用一次）

A piece of cake

I knew little about English when I first came to America．So I went to a language school every day   1   English．One day，during the break，I asked one of my classmates a   2   that I didn't understand．When I thanked   3   for it，she said，“You are welcome．It's a piece of cake．”I thought to myself：   4   is really a society（社会）for money．Everything   5__   for pay there．So I said to her，“I   6   any piece of cake with me today．What about a piece of biscuit?”

She looked at me   7  ，then smiled．Then she realized that I   8   her．She said，“What I mean is ‘  9  ’．”Then I came to learn that “a piece of cake” is not only a piece of cake，  10   means a thing that is very easy．

根据短文内容及首字母提示，填写所缺单词。

The Antarctica (南极洲) is the most southern area of land on the earth and is mostly covered with ice. People have never wanted to l  76   there because of its coldest temperature. But now scientists from all over the w  77   come to study the ice to learn more about the earth’s history.

Some scientists live on Antarctica for part of the y  78  . But they don’t usually stay there for more than six months b  79   there are six months of light and six months of darkness.

Antarctica usually has a good deal of f  80   weather without any wind at all. The strong winds are usually only in some parts of it. It is also i 81   to learn that it isn’t very wet there. There is very l  82   snow or rain. It snows on the ice in winter, but at other times Antarctica is d  83  , just like the Sahara Desert.

In winter the sea around Antarctica freezes (结冰) for t  84   of kilometres. But scientists tell us that the earth is getting w  85  . So in the future, there may be less ice in the Antarctic sea. When that happens, our weather will never be the same again.

I knew little about English when I first came to America．So I went to a language school every day to   1   English．One day，during the break，I asked one of my classmates a question．When I tanked her for it，she said，"   2  ．It's a piece of cake．"I thought to  3   ，"She wants a piece of cake? "So I said to her，"I haven't taken any piece of 4  with me today．What about a piece of biscuit（'饼干） ?"

She looked at me in surprise and then smiled．She knew that I didn't   5  her．She said，"What I mean is no problem．"Then I began to learn that" a piece of cake" is not only a piece of cake，but also means a thing that is very easy．

1．A．tell                  B．know             C．teach              D．learn

2．A．All right                                           B．The same to you 

C．You're welcome                                       D．Nothing serious

3．A．yourself              B．myself           C．himself            D．herself

4．A．bread               B．pizza              C．biscuit           D．cake

5．A．understand          B．remember        C．find               D．believe