用适当的英语解释下列句子：
1. What is your sister?
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2. Hurry up, or you will be late.
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3. The girl heard from her new pen friend yesterday.
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4. He joined the League five months ago.
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5. Our class consists of 43 students.
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6. He stopped driving his car, but rode a bike instead.
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7. He apologized to me for being rude.
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8. We should save the boy's life at all costs.
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9. I am afraid Mr. Wang is not available at the moment.
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10. He drove so carelessly. As a result, he knocked into the tree by the road. (because of )
1. What does your sister do? / What is your sister's job?
2. You will be late unless you hurry up.
3. The girl got / received a letter from her new pen friend yesterday.
4. He has been a League member for five months / since five months ago.
5. There are 43 students in our class. / Our class is made up of 43 students.
6. He rode a bike instead of driving his car.
7. He said sorry to me / made an apology to me for being late / because he was very rude.
8. We should do everything possible / that we can to save the boy's life. We should try our best to save the
boy's life.
9. I am afraid you can't see / find Mr. Wang now.
10. He knocked into the tree by the road because of his carelessness / careless driving.
答案不唯一