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【判断题】
煤粉具有自燃性和爆炸性。A.
正确
B.
错误
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】听力原文：(Woman 1)Please feel free to ask me if you need any help. (Woman2)(A) Yes, I feel fine. (B) That's very kind of you. (C) Yes, anything you want. (34)
A.
B.
【单选题】Man: I think I may need glasses, but I'm not entirely sure. Woman: I'll be able to tell once you've looked at this vision chart. Question: What's is the woman's profession?
A.
A student.
B.
A doctor.
C.
An optometrist.
D.
A teacher.
【多选题】关于颧牙槽嵴,描述正确的是 ( )
A.
位于上颌体后面与前面在外侧的移行处
B.
是行上牙槽后神经阻滞麻醉的重要标标志
C.
上颌第一磨牙颊侧骨板固有颧牙槽嵴而厚度增加
D.
位于下颌体后面
E.
起自颧突，伸向上颌第二磨牙
【单选题】关于下颌骨的牙槽突,描述正确的是
A.
下颌牙槽窝比相应的上颌牙槽窝大
B.
内外侧骨板均为较厚的骨密质，除切牙区，很少有小孔通向骨松质
C.
下颌前牙区舌侧骨板较唇侧骨板厚
D.
下颌前磨牙区颊侧骨板较舌侧骨板厚
E.
下颌磨牙区舌侧骨板较厚
【单选题】Woman: Professor Smith, I really need the credits to graduate this summer. Man: Here in this school: the credits are earned, not given. Question: What do we learn from the conversation?
A.
The woman has to attend a summer course to graduate.
B.
The man thinks the woman can earn the credits.
C.
The woman is begging the man to let her pass the exam.
D.
The woman is going to graduate from summer school.
【单选题】听力原文：Woman: I need a screwdriver. Do you mind if I borrow yours? Man: Go right ahead. It's in my toolbox in the closet, but please don't forget to return it soon. I don't want to lose it, and I'll nee...
A.
Money for lunch.
B.
A screwdriver.
C.
A paperback book.
D.
A toolbox.
【多选题】关于牙槽突,描述正确的是 ( )
A.
为颌骨包绕牙根周围的突起部分
B.
两侧牙槽突在中线相接，形成牙槽骨弓
C.
内、外骨板均为骨密质
D.
唇颊侧骨板较薄
E.
拔前牙时，向舌倒用力阻力较小
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