Some students in Shanghai     e-bags for several months.  
#42251
A
have
B
have had
C
had
D
will have
推荐题目
—— What’s she doing for vacation?——She’s _____ Beijing. 
#41914
A
visiting
B
visits
C
visiting
D
is visiting
What ____________ at nine o’clock last Sunday morning.? 
#40551
A
was you doing
B
were you doing
C
are they doing
D
do you do
About 500 cars ________in the factory last month.
#41718
A
were produced
B
are produced
C
produce
D
produced