The man stopped from time to time_______whether he was being followed. 
#98829
A
as if found
B
as to find
C
as if to find
D
when found
推荐题目
Samuel Clemens,______ Mark Twain, wrote many popular stories.
#96397
A
was known as
B
known as
C
was known for
D
known for
Nobody but doctors and those _______ by Dr Smith ______ to enter the patient’s room.
#91639
A
invited; is allowed
B
invited; are allowed
C
being invited; is allowed
D
being invited; are allowed
There is _____ what the weather will be like.
#98290
A
not knowing
B
no knowing
C
not know
D
no known