问题补充:
You’d better call me in advance if you want to go with me .
A. in front
B. on time
C. ahead of time
D. later
答案:
A. in front
B. on time
(答案→)C. ahead of time
D. later
解析:句意:如果你想和我一起去,你最好预先给我打个电话。In advance 预先,提前 in front 在前面 on time 按时,准时 ahead of time提前,提早 later 后来,稍后,随后。