問題詳情：
1．Her exam results were ________(失望)but she tried to put a brave face on it.
2．His wet coat was ________(*據)that he had been outside.
3．I never consider the ________(可能*)of going to the United States.
4．We had better do some market ________(研究)before we produce this car.
5．It is said that human beings came into ________ (存在)about millions of years ago.
【回答】
ppointing ence ibility
4．research tence
知識點：單詞拼寫
題型：單詞拼寫
