单选题
It is recommended that the project ______ until all the preparations have been made.
A. is not started B. will not be started
C. not be started D. is not to be started
A
B
C
D
【正确答案】
C
【答案解析】
[解析] 题干大意为：建议在一切准备工作做好之后再开始这一项目。动词recommend表示“建议”，其后宾语从句须采用“should+动词原形”的虚拟语气形式，并且是否定形式。
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