While ____ the dog, you should take care not to get loose . Otherwise, it may be dangerous to strangers.
#82650
A
walking;
B
walked
C
walking for
D
training for
推荐题目
At the foot of the mountains ____ a tower built in the Ming dynasty.
#82160
A
Stood
B
stands
C
standing
D
stand
I stared into the blackness and wondered if he was as aware of my presence as I .
#81308
A
was of his
B
did of him
C
was him
D
did his
Their performance was much better than__________.
#82049
A
expecting
B
it expected
C
expected
D
is expected
Only when ______ hard ______ make your dream come true.
#81709
A
do you work; you can
B
you work; you can
C
do you work; can you
D
you work; can you
While ________ to foreigners，you must try your best to make yourself ________.
#81334
A
spoken…understood
B
spoken…understand
C
speaking…understood
D
speaking…understand