设置在疏散通道上的火灾应急疏散标志，应是常亮状态，平时员工发现任意一面应急疏散标志不亮时，应立即报告，以便及时维修（）
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发现压力表泄露，应马上关闭引压阀；安全阀启跳后，要重新定压（）
—I ’d like to open a current account.—_________.
A. Please jump the queue
B. Please open an account
C. Please fill out these forms
D. Your are slow
对于存在较大可燃气体泄漏的场所，根据有关规定每相距10—20m应设一检测点（）
— I ’m interested in that chair. How much do you want for it？—25 dollars.—_________. I ’ll give you 15 dollars.
A. The chair is really nice
B. That ’s too much
C. Please lower the price
D. Nobody will have it except me
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