There are some health problems that , when _______ in time , can become bigger ones later on.
#90838
A
not treated
B
not having treated
C
not to be treated
D
not having been treated
推荐题目
 After driving all night we got to Amy’s place,_____ that she was away. 
#98755
A
only to discover
B
only discovering
C
only discovered
D
only having discovered
The highway   to the city is under repair now.
#98007
A
leads
B
led
C
to lead
D
leading
It is requested that the reporter ____ to blame for the wrong report.
#90912
A
referring to
B
referring to as
C
referred to be
D
referred to being