人教版八年级下册英语课本Unit10 Section A 4部分答案

14a 部分答案

2. They are very hungry because they have not/haven't eaten anything for ten hours/since ten hours ago.

3. I have had a camera since 2009.

4. I have known Anna for three years/since three years ago.

5. Linda has been ill since Monday.

（答案仅供参考）

24b 部分答案

1. have never been; go

2. have never owned; always want

3. have had; bought

4. have not/haven't been;miss

5. has been;is