C
A、At a time是指一次,比如说A mother panda has only one baby at a time.熊猫妈妈一次只生一个宝宝
B、At times意思是 有时,等于sometimes
C、At one time意思是指 一度、从前,这里也就是 曾经的意思,根据语境,故选C
D、At no time指的是 从不,相当于 never
所以,应该选C
15.____ most school teachers were men,but today there are more women than men.
15.____ most school teachers were men,but today there are more women than men.
A.At a time B.At times C.At one time D.At no time
please explain
A.At a time B.At times C.At one time D.At no time
please explain
其他人气：772 ℃时间：2019-11-13 23:50:53
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