【单选题】【消耗次数：1】
A: Must I take a train? B: No, you [填空]. You can take a plane.
①
dont
②
must not
③
dont have to
④
can not
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相关题目
【单选题】
Must I take a taxi?No, you _______. You can take my car.
①
had better to
②
don’t
③
must not
④
don’t have to
【单选题】
-Must I finish the report today? -_____________________.You can finish it tomorrow.
①
Yes, you must
②
No, you mustn’t.
③
No, you don’t have to
④
yes
【单选题】
—Can you take the day off tomorrow?
—Well, I’ll have to get ____ from my boss.
①
permission
②
permit
③
allowance
④
possession
【单选题】
You can take as many as you like because they are free of ____ .?
①
fare ?
②
charge ?
③
money ?
④
pay?
【单选题】
You can take as many as you like because these handouts are free of ____.
①
fare
②
charge
③
money
④
pay
【单选题】
A: I must apologize to you for the delay. B: [填空].
①
Thats all right
②
No trouble at all
③
All the best
④
You are welcome
随机题目
【单选题】
设与都是来自于总体的两独立样本，，与分别是两样本的均值和方差，，则有（）
①
对于任意的常数是的无偏估计，且，，达到最小
②
对于任意的常数是的无偏估计，且，，达到最小
③
对于任意常数，都是的无偏估计，并且当时，达到最小
④
对于任意常数，都是的无偏估计