Mother went shopping; __________, I cleaned the house.
#91773
A
while
B
when
C
however
D
meanwhile
推荐题目
_____ heat is different from temperature? 
#91834
A
How do you think
B
How you think
C
What do you think
D
What you think
Where    go to spend our summer vacation this year?
#91733
A
do you think can we
B
do you think we can
C
you think can we
D
you think we can
—______ Emily is in such a hurry?—I don’t know. She might run to catch the bus.
#91743
A
Do you think why
B
Why you think
C
Why not think
D
Why do you think