be able to与can 的区别
2个回答

e able to 表示能做某事,可以做某事

其实它可以和 can 互换

比如说:I hope I am able to take part in the Olympic Games.

I hope I can take part in the Olympic Games.

但 be able to 可以用于各种时态,can没有将来时,并且不可以与将来时连用