like 是介词吗？介词的用法

vt. 喜欢；想；愿意
vi. 喜欢；希望
prep. 像；如同
adj. 同样的；相似的
n. 爱好；同样的人或物
adv. 可能
conj. 好像

介词：
1、If you say that one person or thing is like another, you mean that they share some of the same qualities or features. 像
2、If you talk about what something or someone is like, you are talking about their qualities or features. (指人或事物的品质、特点) 像…样

like 可以用作既无动词 意思是“喜欢，喜爱”
eg. I like playing basketball very much.
也可以用作介词 意思是“像。。。”
eg. He drinks like a fish.
还可以用作形容词 意思是“相像的”
eg. The twin sisters are very like.

它有两个词性，一动词喜欢 二介词 像 belike 像 look like 看起来像

like 作介词用
1、系动词+ like doing
feel like doing 想要做
be like doing 像做... 一样
look like doing 看起来像做
2、like短语作定语或状语
like doing 像做...一样
like sb doing 像某人做...一样
The tall tree stands by the gate, like a soldier guarding the schoolyard.
这棵屹立在门口的高大的树，像士兵一样保卫着我们的学校。
注意：He likes sports, like boating,skating,fishing and so on. 其中的 boating，skating和fishing是名词。
3、It is ( just ) like sb to do ... 就是这个样子，符合某人的特点，这正是...的一贯做法、为人。表示赞扬或不满。
It was just like him to leave the work to us.
这很像他的风格：把工作留给我们做。
It`s just like her to think others before thinking of herself.
这很像她：考虑自己之前，先考虑别人。