用括号内所给单词的适当形式填空。
【小题1】Our headmaster is talking with the _________(interview)in his office.
【小题2】What a mess!Your room requires ________(clean).
【小题3】He _____(use)to cry about little things,but now he seldom cries.
【小题4】Mr Zhang went to _________(African)on business last week.
【小题5】Could you please tell me _______(exact)what the teacher said?