问题
单项选择题
We were working________time to get everything ready for the exhibition.
A.against
B.in
C.on
D.ahead
答案
参考答案:A
解析:固定搭配。A.(work)against(time)抢时间完成工作;B.in(time)及时;C.on(time)按时、准时;D.ahead表“提前”时一般用ahead of。