—Jack can’t concentrate on his lessons recently.
—Yes, that might his low score in the last test.
A. stand for
B. apply for
C account for
D. call for
网友回答
A. stand for
B. apply for
(答案→)C. account for
D. call for
解析：句意：—杰克最近不能集中精力学习功课。—是的。那就可能说明为什么他上一次测试的分数那么低了。A. stand for 代表；B.apply for申请；C. account for说明……的原因；D. call for要求。选C。
考点: 考查动词短语的用法。