1 . 齐心协力，我们就能有所作为，保护我们的地球。（汉译英）
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2 . 阅读下面短文，分析并写出画线句子的基本句型
When     1     I first entered the senior high school, I was afraid that no one would make friends with me.     2     There were all strangers around me and I was afraid of speaking in front of my new teachers and classmates.

What if I couldn’t do well in my studies? Would they laugh at me?     3     I became worried and     4     I thought a lot. Later, I realized that I should change my mind. So I set goals for myself and tried my best to realize them. Besides,     5     I took part in ex-curricular activities actively. Finally I got on well with my classmates and became confident.     6     I found my senior high school life really colourful.

3 . 选出下列句子的句子类型

①主语＋谓语　②主语＋谓语＋宾语　③主语＋系动词＋表语　④主语＋谓语＋双宾语　⑤主语＋谓语＋宾语＋宾语补足语　⑥主语＋谓语＋状语　⑦主语＋谓语＋宾语＋状语

1. Time flies.
2. He enjoys reading.
3. The sun keeps us warm.
4. The dinner smells good.
5. The red sun rises in the east.
6. My brother is an excellent swimmer.
7. This is an English－Chinese dictionary.
8. I want to have a cup of tea very much.
9. Would you please pass me the dictionary?
10. She cooked her husband a delicious meal.
11. His failure in the exam has taught him a lesson.
12. She showed me how to run the machine.
13. The terrible accident happened yesterday afternoon.