单选题
Who ______ the workers to take up the struggle?
A、
called for
B、
called on
C、
called in
D、
called off
【正确答案】
B
【答案解析】
[解析] 语义辨析题,动词call与不同介词搭配构成词组。call for:需要;call on:号召,叫;call in:来访,叫(某人)进来;call off:取消,停业。句意为:是谁号召工人们起来斗争的?
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