______alittleearlier,Iwouldhavecaughtthetrain.
更新时间:2024-10-30 09:25:11C
本题考查的是 if 引导的虚拟条件句，省略了 if 要把 had 提前。
Whycouldn’tyou________ananswerwhenIaskedyouwhyyouwerelate?
Scientistsdoubtwhetherit’s________toregulateone’sbiologicalclockbydrinking.
You’llbetheretomorrow--youwon’t________me________,willyou?