A: Can I use the phone in the hall? B:()
A. You can use them.
B. I’m afraid.
C. Of course.
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检查关系数据库运行状态的命令有哪些()
A. search_db
B. search_dy
C. get_all_dy
D. get_all_d
检查时序数据库运行状态的命令有哪些()
A. search_db
B. search_dy
C. get_all_dy
D. get_all_d
We’d better ()economic speed ()fuel consumption.
A. take;save
B. to take;save
C. take;to save
D. to take;to save
16世纪的精神是信仰主义,而17世纪则是怀疑精神。
A. 正确
B. 错误