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Somegroupsstillhavedifficultiesaccesssocialservices.()A.gain;inB.gaining;toC.togain;toD.gaining;of

题目详情

Some groups still have difficulties ______ access ______social services.(  )

A. gain; in

B. gaining; to

C. to gain; to

D. gaining; of

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答案和解析
答案:B.
have difficulty/trouble(in)doing sth."做某事有困难"和access to sth."(使用或见到…的)机会/权利"都是固定用法.故选B.