Mother went shopping; __________, I cleaned the house.
#91773
A
while
B
when
C
however
D
meanwhile
推荐题目
— ______ will get the first prize?— I'm sure, Li Hua. 
#91745
A
Who do you think
B
You think who
C
Do you think who
D
Whom do you think
The professor has written another book ____ of great importance to computer science. 
#91814
A
which I think it is
B
and I think is
C
which I think is
D
when I think is
-----What do you think of their marriage?-----_______ , if I were Kate, I wouldn’t marry him.
#91756
A
Generally speaking
B
I have no idea
C
To be honest
D
To my surprise