根据下列句子及所给汉语注释或通过上下文，写出空缺处各单词的正确形式。

1. He coughed a lot and the doctor ______ (建议)him to stop smoking.

2. Nobody knows the ______ (高度)of the sky.

3. You will feel _____ (不舒服）if a very fat man sits next to you on a bus.

4. He is teaching himself a second ______(外国的）language these days.

5. My grandma is in her _____ (九十多岁），but she can still take care of herself.

6. Don’t you know the importance of______ (保护)the environment?

7. What he said is______ (不正确) You can’t believe him。

8. ―I am a little______，Mum,

―There are some cakes on the plate. You can take one.

9. ―Dad，must we wait until the light becomes green?

―Yes，I’m afraid we have to. That’s the ______ rule.

10. ―What do you think of Australia?

―It’s a perfect place to visit. There are many places of ______ there.

1. His story kept us ______ (laugh) all the time.

2. Could you tell me when______ (cross) the road?

3. ______ (walk) slowly around the big lake, then you can feel the beauty of it.

4. 一Listen! How well Lucy is singing!

一We______ (not know) she could sing so well.   ,

5. ______ you ______ (wait) for a taxi when Mr Wu saw you on the side of the road?

1. We didn’t have the soccer match because there was a heavy rain.(改为同义句）

We didn’t have the soccer match _____ _____ the heavy rain.

2. I think Maths is more popular than Chinese in our class, ______ ______? (反意疑问句）

3. Shanghai is the largest in China.(改为同义句）

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4. It will rain tomorrow. We’ll visit the museum instead. (用 if 合并句子）

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5. less，does，spend，doing，I，homework，than，time，John (•)(连词成句）

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1. 这个老人和他的儿子一家愉快地度过了两个月的假期。

2. 没有人知道昨晚那幢房子是如何着火的。  

3. 只剩下一本(copy)，我们得合看了。

4. 我们努力想让他平静下来，但他还是激动地嚷嚷。

5. 谁能给那位80岁的老人腾出点地方?