问题
_______ have you been friends . -We have been friends since we were young.
A:who
B:which
C:whose
D:Whom;
B:which
C:whose
D:Whom;
正确答案是：
同类题型
s educated at Beijing University , _______ she went on to have her advanced study abroad
youaccept the job offer－If I fiveyears younger, I it
How do you like the program The Voice of China— amazing program it is! Many people like to watch it.
Only after his friend came _______.
Do you know Chang’e Ⅲ Explorer is walking on the moon— Great! It sounds .