题目内容
A lot of new roads ________ not only in rich cities, but also in many other poor parts of China especially in countries.
[ ]
A.must build
B.need build
C.will build
D.must be built
答案:D
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解题点拨 情态词的被动语态由情态动词 +be+及物动词的过去分词构成. |
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