题目

—How deep is the hole? —It is ________.     A.four meter deep        B.four meters deep       C.four­meter deep         D.four­meters­deep 答案：B7．I don't know when he________．But when he________，please tell me so that1will wait for him at the bus stop．（　　）A．wilI come；will comeB．comes：comesC．will come；comesD．comes；will come