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问题 单项选择题

在面侧深区内，从翼外肌两头之间穿出的神经为

A．嚼肌神经
B．翼内肌神经
C．上牙槽神经
D．颊神经
E．舌神经

答案

参考答案：D

解析：颊神经自翼外肌两头之间穿出。

听力题

动词填空

根据括号中所给动词的正确时态、语态或不定式形式填空。

小题1:Did you make him _____ (drink) a glass of water?

小题2:It’s hot. You’d better             (not put) on your coat.

小题3: Can the work               (finish ) soon?

小题4:We          (plant ) many trees last year .

小题5:They             (plan) a trip to Disneyland at this time yesterday .

小题6:There ________(be) a football match between the two countries on TV next week.

小题7:       you        (have) English classes every day ?

小题8: I           (teach) here since I finished school.

小题9: He said that he                      (buy) a new bike for me the next Friday.

小题10: By the time he got there, the bus       already        (leave).
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单项选择题

设A为3元集合，B为4元集合，则A到B的二元关系有几个？（）

A、12.0

B、13.0

C、14.0

D、15.0
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