-------- The window is dirty. --------- I know. It __________ for weeks.
#101585
A
hasn’t cleaned
B
didn’t clean
C
wasn’t cleaned
D
hasn’t been cleaned
推荐题目
----I _________ the book for a whole hour . ---- No wonder you look so tired .
#103372
A
have read
B
have been reading
C
read
D
are reading
 --- How long ___ in Shanghai? --- For two weeks. I’m going to visit some schools in Shanghai.
#100191
A
did you stay
B
have you stayed
C
are you staying
D
do you stay
It can be proved that Diaoyu Islands ______ part of the territory(领土) of China since ancient times.
#99383
A
belong to
B
are belonged to
C
have been belonging to
D
have belonged to
We want to leave this hotel. Perhaps you can __________ us another one
#99029
A
introduce
B
remind
C
recommend
D
suggest