Minister Bill De Blasio in office fewer than 48 hours when he came face to face with his biggest challenge in his life．
#63755
A
has been
B
had been
C
would be
D
is
推荐题目
With the rapid growth of population, the city _____ in all directions in the past five years.
#63791
A
spreads
B
has spread
C
spread
D
had spread
His uncle went abroad in 2010, and _______since.
#63782
A
has not been heard of
B
had not been heard of
C
had not heard of
D
has not heard of
The house is dirty because it ________ since they moved out.
#63759
A
doesn't clean
B
isn't cleaned
C
hasn't cleaned
D
hasn't been cleaned
—Look！Somebody ________ the sofa.—Well，it wasn't me.I didn't do it.(2012·江西)
#63772
A
is cleaning
B
was cleaning
C
has cleaned
D
had cleaned
When to go for the on-salary holiday yet?
#63766
A
are not decided
B
have not been decided
C
is not being decided
D
has not been decided