--- How long ___ in Shanghai? --- For two weeks. I’m going to visit some schools in Shanghai.
#100191
A
did you stay
B
have you stayed
C
are you staying
D
do you stay
推荐题目
 These dictionaries ______ the library again by you.
#103063
A
will be taken out of
B
will take out of
C
won’t taken out or
D
won’t be taken out of
 The teacher _____ the students how to improve their writing skill since last term.
#100982
A
has told
B
is telling
C
has been telling
D
will have told
The machine _____ . It hasn’t worked for years and no one wants to repair it.
#101169
A
didn’t work
B
wasn’t working
C
doesn’t work
D
isn’t working
Every possible means  _____  .
#103742
A
has tried
B
has been tried
C
was tried
D
were tried