We went through a period _____ communications were very difficult in the rural areas.
#76554
A
which
B
whose
C
in which
D
with which
推荐题目
---Why does Jane always ask you for help?---- There is no one else ________, is there?
#75708
A
who to turn to
B
she can turn to
C
for whom to turn
D
for her to turn
The reason ______ he gave for being late was ______ he overslept this morning. 
#78528
A
why; that
B
which; that
C
why; because
D
which; because
The school year is divided into two semesters, __________is September through December.
#78605
A
the first of which
B
the first of them
C
the first of it
D
the first of that
______is known to us all, only the theory ______ on practice can be practical.
#76757
A
Which; base
B
Which; based
C
As; based
D
As; basing