What should we do if we want to develop our village?I think a lot of new roads________---

What should we do if we want to develop our village?I think a lot of new roads________---
A have built B must be built C must built D must build 我觉得选B.你们觉得呢
英语人气:502 ℃时间:2019-08-20 23:34:42
优质解答
你的选择是对的:B must be built
这些街路 “需要(被)建造”,因此是 “must be built”
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