It"s no good learning English without practice.

It is quite typical of him to be late.

问答题It is quite typical of him to be late.

事实胜于雄辩。

问答题事实胜于雄辩。

所有的公共场所都应完全禁止吸烟。

问答题所有的公共场所都应完全禁止吸烟。