2b 部分答案
The letter from Ms. Miller disagrees and the letter from Mr. Smith agrees.
2c 部分答案
Pros
Doing chores teaches children how to look after themselves.
It helps them to understand the idea of fairness.
It is good for their future.
Cons
Children already have enough stress from school.
Children should spend their time on their schoolwork in order to get good grades and get into a good university.
When they get older, they will have to do housework so there's no need for them to do it now.
It is the parents' job to provide a clean and comfortable environment at home for their children.
2d 部分答案
1. Playing computer games is a waste of time.
2. There is no need for him to come so early.
3. I don't mind opening the window.
4. She spent much time on collecting stamps.
5. In order to catch the early bus,he got up early.
6. It is not enough to just write the new words.
7. The earlier a child starts learning a new language,the better he will be at it.
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