— The floor is clean and dry now. Who _______?— Sorry, I don’t know.
#41742
A
mopped it up
B
has mopped it up
C
has mopped up it
D
mopped up it
推荐题目
The Whites ___________ many places of interest since they came to China.
#36345
A
visited
B
will visit
C
have visited
D
visit
— What’s Lisa’s opinion?— Sorry, I don’t know. I haven’t got her reply .
#39144
A
so far
B
at times
C
some day
D
the other day
— Oh, fantastic! What is your comment on the song Jingubang? — Terribly sorry! I _____.
#63707
A
didn’t listen
B
wasn’t listening
C
haven’t listened
D
hadn’t listened
—Have you mended your shoes, Bob？—Yes, I _________ them twenty minutes ago ．
#36664
A
have mended
B
mend
C
had mended
D
mended