问题
选择题
You can’t see the___________ now for they are having a meeting at the moment.
A.editor-in-chiefs
B.by an hour
C.by hour
D.each hour
答案
答案:C
本题考查名词。by an hour一个小时;by hour以小时计;each hour每一小时。句意:你现在不能见他们,他们要在主编会议室开一个小时的会。