问题

Someone called me up in the middle of the night, but they hung up _____ I could answer the phone[ ]

A: as
B: since
C: until
D: before

正确答案是：

同类题型

The girl is talented _______ singing. She sings very well.

When you have problems, you can _______ me_______ you.

It has been nation-widely required that every student ______ have daily exercise for one hour.—Yeah.It is high time that we ______ special attention to physical exercise.

下列各句中，没有语病的一句是

the office! So you ________ know eating is notallowed here—Oh, sorry