More expressways in Sichuan( ) soon to promote the local economy. ( 章节：1 难度：2)
- A、are being built
- B、will be built
- C、have been built
- D、had been built
正确答案:B
答案解析:有
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More expressways in Sichuan( ) soon to promote the local economy. ( 章节：1 难度：2)
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