It took a long time for the connection between body temperature and illness ___________.
#92721
A
to make
B
to be made
C
making
D
being made
推荐题目
The form ______in and returned within three weeks.
#98816
A
is to be filled
B
will fill
C
is to fill
D
are going to be filled
The novel is so interesting that it is worth ________ another time.
#92904
A
of reading
B
to read
C
reading
D
to be read