— The floor is dirty.— Yes. It _______ for two days.
#99920
A
hasn’t swept
B
didn’t sweep
C
hasn’t cleaned
D
hasn’t been cleaned
推荐题目
The Diaoyu islands, in the East China Sea between China and Japan, _______ to China since ancient times.
#101442
A
is belonged
B
have belonged
C
are belonging
D
belonged
---You phone number again? ---I ___ quite catch it---It is 3453789..
#104023
A
didn’t
B
couldn't
C
don’t
D
can’t
His sister left home in 2009, and＿＿since.
#101520
A
had not been heard of
B
has not been heard of
C
had not heard of
D
has not heard of
He promised me if we_______ the game, he ________us a round of drink.
#100819
A
win; will buy
B
would win; would buy
C
won; bought
D
won; would buy
His novels sell best and have made him famous, but before that no one could have imagined how great a role he ______ in the literary world．
#100258
A
had played
B
has played
C
is playing
D
was to play