can't too与couldn't too的区别Paul is kind,hardworking and intelligent,in a word,I can't think too highly of him.(怎么夸都不为过).能否用couldn't?

couldn't与can't的区别! can't与couldn't的区别 can’t / couldn’t have can't too与couldn't too的区别Paul is kind,hardworking and intelligent,in a word,I can't think too highly of him.(怎么夸都不为过).能否用couldn't? can't和couldn't区别? As she was very weak,she couldn't move这里的couldn't与can‘t区别,couldn't表示过去时? I couldn`t have been more mistken .When you drive home,you can’t be too careful. too high,can't come can’t have been与couldn’t have been的区别? 表示否定推测只能用can't 和 couldn't 表示否定推测只能用can't 和 couldn't may not/can't/couldn't/needn't/mustn't举例区别意思和用法 在句子中如何使用couldn't,mustn't,can't,needn't? couldn't是can't的过去式吗couldn't的原型是can't吗?0 - 离问题结束还有 14 天 23 小时 couldn't的原型是can't吗?couldn't是过去式吗 A ________ I drive your car to the supermarket,dad?B：No,you ________ .You are still too young to driveA can,couldn't.B shall,can't. i couldn't agree I couldn't help couldn't发音