【判断题】
道岔被挤或因故处于"四开"位置时,及时给出报警和表示。
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A. Good luck.
B.
C. heer up. C. Go ahead.
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Are you feeling better today, Jack?___
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Thank you so much for your lovely gift.___
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How do you do?___
A. Fine, thank you.
B. How do you do?
C. Not too bad.
D. Very well.
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Good-bye for now.___
A. The same to you.
B. That's OK
C. See you.
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【单选题】
Hello, how are you?___
A. Hello, how are you?
B. How do you do?
C. Fine, thank you.
D. That's OK.