问题描述：
1、Alec asked the policeman____he worked to contact him whenever there was an accident.
A.with him B.who C.with whom D .whom
2、We all went out ___the lost boy.We had___everywhere,but didn't find him.
A、searching；searched B、searching；searched for
C、in search of ；searched D、in search of ；searched for
A.with him B.who C.with whom D .whom
2、We all went out ___the lost boy.We had___everywhere,but didn't find him.
A、searching；searched B、searching；searched for
C、in search of ；searched D、in search of ；searched for
问题解答：
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