问题
单项选择题
停采（）天及以上的有冲击危险采煤工作面恢复生产前，应评估冲击地压危险程度，并采取相应的安全措施。
A.1
B.2
C.3
答案
参考答案：C
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停采（）天及以上的有冲击危险采煤工作面恢复生产前，应评估冲击地压危险程度，并采取相应的安全措施。
A.1
B.2
C.3
参考答案：C
A．(A) Although you pay more for the course, you have a better chance of securing a job.
B．(B) You will not be enrolled in the course, unless you score high in the placement test.
C．(C) Your job is to locate excellent students and urge them to enroll in our MBA course.
D．(D) You will be awarded a scholarship for the MBA course if your high school record is excellent.