18: According to a recent survey of municipal services, the city’s streets could be cleaner, its fire code be better enforced, and its crime rate reduced if the current administration improved its management practices.
A: be better enforced, and its crime rate reduced
B: better enforced, and its crime rate reduced
C: could be better enforced, and it could reduce its crime rate
D: better enforced, and its crime rate could reduce
E: could be better enforced, and its crime rate reduce
在B & C之间犹豫了, 然后选了C
现在看来B是对的, 后面都省略了 could be
C的最后一个并列用了主动,和前面的句式就不平行了~~
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