所有的建设项目均应分析( )所产生的环境影响。
A．建设过程
B．运行阶段
C．服务期满阶段
D．退役阶段
参考答案：B
18. It is ______ that he has passed the examination, and I am _____ I will pass it too.
A．certain; certain
B．certain; sure
C．sure; certainly
D．certainly; surely
A．→
B．→
C．→
D．→
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