It's right for sb to do STH.

对某人来说做某事是对的。

youdao

It's time (for sb.) to do STH.

到了某人该做某事的时间了。

youdao

It is convenient for sb. to do sth.

做某事对某人来说是方便的。

youdao

It's easy/interesting/important/ (for sb) to do sth.

（对sb来说）做sth是容易的/有趣的/重要的。

youdao

It's easy/interesting/important/ (for sb) to do sth.

（对sb来说）做sth是容易的/有趣的/重要的。

youdao