—Does the old man know the museum very well? —No, this is the first time he __________ here.
#86004
A
was
B
came
C
has been
D
is coming
推荐题目
--Why does the lake smell terrible?    ---Because large quantities of water ______.
#85773
A
have polluted
B
is being polluted
C
has been polluted
D
have been polluted
Kate and I ______ sisters.
#44026
A
is
B
am
C
are
D
am not
She           a volleyball.
#43602
A
have
B
don’t have
C
doesn’t have
D
doesn’t has