例句：
I wouldn't have thought him capable of it.
我不会想到他能干这事。
He is regarded as very capable but unexciting.
他被认为很有能力但是很乏味。
From now on I'll be more careful.
从今以后，我会更加细心。
He should have been more careful.
他应当更小心点儿才是。
My goal is to be honest and candid.
我的目的`是尽可能的诚实和坦率。