1. 用作形容词，意为“可能的”，注意以下同义句型：

很可能他今晚会给我打电话。

正：He’s very likely to ring me tonight.

正：It’s very likely that he’ll ring me tonight.

他不见得会来。

正：He is not likely to come.

正：It’s not likely (that) he will come.

2. 用作副词，意为“可能”，通常与 most, very 连用。如：

They very likely won’t come. 他们很可能不会来了。

He has most likely lost his way. 他很可能是迷路了。

用于习语：as likely as not(很可能);not likely(决不可能)等。如：

As likely as not he’s forgotten all about it. 很可能他把这事忘得一干二净了。

A：Will you come to the theater? 去看戏吗?

B：Not likely. 才不去呢。