— I’ll return the book to Mary, but I can’t find her anywhere.—She ______ the teacher’s office. You can find her there.
#56421
A
has left
B
was away
C
has gone to
D
has been to
推荐题目
We should _______/ki:p/ quiet in the library. 
#52920
A
sleep
B
help
C
keep
D
cheap
We ________ a sports meeting if it is fine next Wednesday.
#53051
A
have
B
had
C
have had
D
will have
 Either you or he ________ a shower first.
#53611
A
take
B
takes
C
to take
D
taking
--- We don’t allow _________ in the library .--- So we had better _________ outside . 
#58611
A
smoking , smoking
B
to smoke , smoking
C
to smoke , to smoke
D
smoking , smoke