问题
Last night Dad and Mum didn’t come back home ________ I finished my homework.
A:while
B:if
C:until
D:and
B:if
C:until
D:and
正确答案是：
同类题型
Do you often ride _______ bike to school, Tom?— No. I usually come to school by ______ bus.
I bought this dictionary two weeks ago. —-You mean you __________ it for half a month.
Is this your sister’s key, John?— No, it isn’t. ______ is in the bag.
The Great Wall is _______ tourist attraction that millions of people pour in every year.