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C
D
E
A
E
D
E
A
B--A
Between会有歧义,应该是construction between,B选项很容易理解成污水系统between
另外lead发生在过去,不应该用现在完成时,不然就变成了到现在concern还在lead建设
E--C
Times比较级用法
1. X times as adj./adv as
2. X times the Noun. (就是这个
3. X times more than
that指代price
three times the price that 药商 charges for
E:price是charge的直接对象,不用介词,直接that。此外charge at a price错误,sell sth at a price可以
拓展:charge a price for sth. |
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