—Why is the house in a mess?—I         it for Christmas since three days ago.
#100434
A
cleaned
B
cleans
C
have cleaned
D
have been cleaning
推荐题目
—What’s the noise outside? —The kids ______ in the garden.
#100329
A
have played games
B
play games
C
are playing games
D
are played games
If city noises ______ from increasing, people______ shout to be heard even at the dinner table 20 years from now. (MET1992 ) 
#104333
A
are not kept; will have to
B
are not kept; have to
C
do not keep; will have to
D
do not keep; have to