Some students in Shanghai     e-bags for several months.  
#42251
A
have
B
have had
C
had
D
will have
推荐题目
How time flies ! Several years _____ since we last met at Jack’s Party.
#39388
A
has passed
B
had passed
C
have passed
D
will pass
The lamb _________already. It_ __________for 2 days.
#41729
A
has died , has been dead
B
died, has been dead
C
has been dead, died
D
died , has died