Scientists _______ a lot of experiments on animals, hoping to find and effective way to cure the patients who had AIDS.
#70454
A
carried on
B
carried out
C
carried away
D
carried off
推荐题目
I would __________it if you would let me deal with this by myself.
#70131
A
appreciate
B
inspect
C
protect
D
replace
----Li Feng won the first prize in the national English competition. ----Oh, really? I’m glad that his hard work at last _____.
#73526
A
worked out
B
got back
C
paid off
D
turned out
After recovering from his illness,he was advised to gardening as a hobby.
#82981
A
take away
B
take off
C
take on
D
take up
— Do you often visit your grandparents? — Mmm… ________ , I’m afraid. I usually phone them.
#83320
A
over again
B
time and again
C
once again
D
now and again
---- Have you _________? ---- No. I had the wrong number.
#68054
A
got in
B
got away
C
got off
D
got through