be lacking sth 和be lack in sth的区别?

题目

be lacking sth 和be lack in sth的区别?
例：Though ______ money,the poor couple managed to send their son to college .
A lacking in B lacking
这里省掉了从句的主语和系动词 he was.

答案

lack用法（1）.lack 动词,意思是“缺乏；不足；没有”.作及物动词用.例如：He lacks courage.他缺乏勇气.Owing to lack of time,we cannot do more than what we have done.由于时间不够,我们只能做到这样.Their act...