动词分为及物和不及物动词 及物的动词可以 不及物动词则不行 所谓的及物动词是其后可直接加宾语(可以是名词,代词或者动名词等),如reach(到达),teach(教)等. eg:1.He reached a new place. 2.I teaches English in a university. 不及物动词是不能直接加宾语的,而需要一定的介词的帮助,如get to ,arrive in/at(到达) eg:How can I get to the library? They arrived in Beijing yesterday.