问题
Do you know how many bridges _____ over the Yangtze River in Jiangsu Province by the end of last year—Sorry. I have little knowledge about it.
A:were built
B:had been built
C:have built
D:built;
B:had been built
C:have built
D:built;
正确答案是：
同类题型
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Your teacher’s words will be ________ you in all your life, so you should remember them forever. [ ]
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