Remember never to leave your dog ______. It might bite people around. 
#96604
A
lose
B
lost
C
losing
D
loose
推荐题目
_______by the teacher, Bob has made great progress this term.
#94514
A
Educating
B
Having educated
C
Educated
D
To be educated
The plan to be carried out next month needs________among the members of the labor union before________.
#91334
A
to discuss;carrying out   
B
to be discussed;carried out
C
discussing;being carried out
D
discussed;to be carried out
 He caught the train with a few minutes _______.
#88253
A
spared
B
sparing
C
to spare
D
spare