
11)be able to do sth. 能够做……
12)be afraid of (to do sth. that…) 害怕(做)……
13)be angry with sb. 生(某人)的气
14)be pleased (with) 对……感到高兴(满意)
15)be famous for 因……而
16)be strict in (with) 对事(人)严格要求
17)be from 来自……
18)be hungry/thirsty/tired 饿了/渴了/累了
19)be worried 担心
20)be (well) worth doing (非常)值得被……