问题
选择题
I am afraid I am not fit that job,for it is one ________ much patience,which I lack.
A．calling up
B．calling off
C．calling for
D．calling in
答案
C
本题考查动词短语。call up打电话给；call off取消；call for需要；call in 叫……进来，邀请召来；根据句意这项工作需要耐心。