问题

The train leaves＿＿＿6：00 pm, so I have to be at the station＿＿＿5：40 pm at the latest?

A:at； until
B:for； after
C:at； by
D:before； around

正确答案是：

同类题型

ind of new car _______ in threecolors: black, silver and red.

Last summer I took a course on ______ poisonous gases.

．We mthe day after tomorrow.

You must _____ calm when you come across a bear in the forest. [ ]

Be careful not to drop it; it’s very ______.