【C16】A．to requireB．requiredC．requiringD．are required

【C16】A．acquainted withB．appealed toC．accustomed toD．attached to

【C16】A．dealB．dealtC．to be dealtD．dealing

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【C16】A．inB．forC．withD．to

【C17】A．RequireB．RequiringC．To RequireD．Required

Most people find 【rejection】 hard to accept.A. re