问题补充:
This famous tower has a long history. It more than 300 years ago.
A. builds
B. built
C. is built
D. was built
答案:
A. builds
B. built
C. is built
(答案→)D. was built
解析:句意:这座著名的塔有很悠久的历史了,它被建于300年前。一般过去时的被动语态,故选D
时间:2019-03-16 00:02:10
This famous tower has a long history. It more than 300 years ago.
A. builds
B. built
C. is built
D. was built
A. builds
B. built
C. is built
(答案→)D. was built
解析:句意:这座著名的塔有很悠久的历史了,它被建于300年前。一般过去时的被动语态,故选D