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【判断题】
外源基因在原核细胞中表达比在真核细胞中表达的效果好
A.
正确
B.
错误
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参考答案:
举一反三
【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.
【判断题】欢送词是对导游服务的总结,能够加深地陪与游客之间的感情,也可以为整个旅游接待服务锦上添花。
A.
正确
B.
错误
【单选题】能用作液体制剂防腐剂的是
A.
阿拉伯胶
B.
聚乙二醇
C.
山梨酸
D.
甲基纤维素
【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...
【单选题】(第三章)能用作液体制剂防腐剂的是
A.
阿拉伯胶
B.
聚乙二醇
C.
山梨酸
D.
甲基纤维素
【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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