第2个回答 2009-03-10
Clean---1 形容词The hands should be clean when you are eating. 2动词 The desk is much better after I clean it. Sure---1 I'm sure that he'll come tonight. 2 He's sure that he can pass the final exam. Wait for---1 His mother is waiting for him with an umbrella. 2 Students are waiting for the bus.本回答被网友采纳