All efforts of cloning an animal will be ________ if there is not enough diversity in the group to overcome illness.
#26496
A
in need
B
in place
C
in vain
D
in case
推荐题目
When the woman saw that her son was OK after the car accident, she said , “Well, dear, you are the most important for me, not the expensive car.”
#26061
A
in peace
B
in amazement
C
in disbelief
D
in relief
--- How many students are there in your school?--- There are 2,000 students here __________.
#25802
A
first of all
B
in all
C
after all
D
at all
President Xi Jinping says he wants to increase ties with Belgium and with Europe _______.
#25214
A
as a whole
B
as a result
C
as a rule
D
as an honour
Mr．Shaw can’t get promotion ________ his lack of qualifications．
#27540
A
thanks to
B
for
C
because
D
because of
He often stands against the fence and talks endlessly with my father _____ gardening problems.
#28340
A
to
B
too
C
about
D
off