The theory he sticks to ______ to be of no use in our studies.
#72228
A
proves
B
prove
C
proving
D
be proved
推荐题目
These wild flowers are so special I would do _____________ I can to save them.
#73940
A
that
B
which
C
whichever
D
whatever
. It was the fact _______his father was ill in hospital_________ worried him and kept him awake for a whole night .
#70656
A
which ; that
B
which ; which
C
that ; which
D
that ; that
