7.The university has launched a research center to develop new ways of bacteria which hav

发布时间:2020-08-16 06:11:54


7. The university has launched a research center to develop new ways of      bacteria which have bee resistant to drug treatments.
A. regulating
B. halting
C. interrupting
D. bating

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A. regulating
B. halting
C. interrupting
(答案→)D. bating
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