—What a nice classroom! —It _____ every day.
#44598
A
is cleaning
B
has cleaned
C
must clean
D
is cleaned
推荐题目
I don’t know the restaurant, but it’s _______that it’s quite a good one.
#45032
A
said
B
told
C
spoken
D
talked
---How often do I need to feed the birds?---They______ food every day, or they will be hungry.
#44408
A
must give
B
mustn’t give
C
must be given
D
mustn’t be given
The 30th London Olympic Games ____________ on July 27th, 2012.
#44703
A
will be held
B
is held
C
was held
D
has been held
—It’s difficult for the village children to cross the river to get to school. We think a bridge_______over the river.
#44533
A
was built
B
should be built
C
has been built
D
is being built
