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【判断题】
他励直流电动机电源电压为额定值，电枢回路不串电阻，减弱磁通时，无论拖动恒转矩负载还是拖动恒功率负载，只要负载转矩不过大，电动机的转速都升高。( )A.
正确
B.
错误
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【单选题】Consider the following argument: "You shouldn't break your promise, so you have to take him to the airport right now." Which of the following suppressed premises could be added to this argument to mak...
A.
You promised to take him to the airport right now.
B.
You promised to take him where he wants to go right now.
C.
If you had not promised to take him to the airport right now, then it would not be wrong to refuse to take him to the airport right now.
D.
If it would not be wrong to refuse to take him to the airport right now, then you did not promise to take him to the airport right now.
【单选题】Consider the following argument: “You shouldn’t break your promise, so you have to take him to the airport right now.” Which of the following suppressed premises could be added to this argument to mak...
A.
You promised to take him to the airport right now.
B.
You promised to take him where he wants to go right now.
C.
D.
【单选题】If a man in a wheel-chair wants to go to the platform,you should take him to the _______.
A.
escalator
B.
accessible elevator
C.
stairs
D.
moving walkways
【单选题】--Alice, why didn’t you come here yesterday? --I ____, but my son suddenly fell ill and I had to take him to the hospital.
A.
had
B.
did
C.
was going to
【简答题】 a dialogue according to the situation given below: P79 Guest: The guest's name is Bob Brown. He will have his breakfast in his room. He wants to put the room service charge to the room. He asks...
【判断题】The most common ways to give taxi drivers tips is that you tell him take the money
A.
正确
B.
错误
【判断题】The most common ways to give taxi drivers tips is that you tell him take the money.
A.
正确
B.
错误
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