题目内容

What is the appointment time?

A. 6:45
B. 7:00
C. 7:30
D. 7:45

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更多问题

What time for room service will the crab serve a snack to Mr. Bellow?

A. 8:45
B. 9:00
C. 9:15
D. 9:30

The waiter served a wrong dish, because the guest ordered the steamed Chinese green crab.

A. 对
B. 错

下列哪种说法指“免费”

A. free of charge
B. in the house
C. on the house
D. complimentary

s7-200PLC中,下列指令中无操作数的指令是() 。

A. LD
B. A
C. OLD
D. O

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