《2025年通成学典课时作业本六年级英语上册译林版苏州专版》

一、could 的用法
|句式|结构|例句|
|肯定句|主语 + could + 动词原形 + 其他.|Six years ago, I could ride a bike. (六年前,我会骑车。)|
|否定句|主语 + couldn't + 动词原形 + 其他.|I couldn't ride a bike three years ago.(三年前,我不会骑车。)|
|一般疑问句|Could + 主语 + 动词原形 + 其他?|— Could Tom play games five years ago?(汤姆五年前会玩游戏吗?)— No, he couldn't. (不,他不会。)|
|特殊疑问句|特殊疑问词 + could 引导的一般疑问句?|What could your mother do on the Internet four yearsago? (四年前,你的妈妈会在网上做什么?)|
I could write to my friends five years ago.
1. 改为否定句: I couldn't write to my friends five years ago.
2. 改为一般疑问句: Could you write to your friends five years ago?
3. 肯定回答: Yes, I could.
否定回答: No, I couldn't.
4. 对 write to my friends 提问: What could you do five years ago?

答案： 1. I couldn't write to my friends five years ago.
2. Could you write to your friends five years ago?
3. Yes, I could. ; No, I couldn't.
4. What could you do five years ago?

1. She watched the moon last Mid - Autumn Festival. She watches the moon with my family every Mid - Autumn Festival. (watch)
2. I usually walk (walk) to school, but I took (take) a bus yesterday because I got (get) up late.

答案： 1. watched; watches
2. walk; took; got