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问题 单项选择题

宫颈癌的主要转移途径是（）

A．直接蔓延

B．淋巴转移

C．血行转移

D．直接蔓延和种植

E．直接蔓延和淋巴转移

答案

参考答案：E

解析：

绒毛膜癌的主要转移途径是血行转移。宫颈癌的主要转移途径是直接蔓延和淋巴转移

完形填空

The Internet has become part of young people’s life. _1. _______ report shows that 38% of students often use the Internet. Most of them get _2.________ (use) information on the Internet _3._______ use the Internet to help with their studies. But many students don’t use it _4.________ a good way. Some play games too much, and some visit websites __5.__________ shouldn’t look at. So bad things may happen __6._________ students spend too much time on the Internet.

__7._______ is important for students to use the Internet properly. Now we have a textbook, __8._______ uses many examples to teach students some good ways to use the Internet. It gives useful __9._______(advise).

Some students also make friends on the Internet. But if you want to have a face-to-face _10.__ ______ (meet) with your online friends, please let your parents know and meet in a proper place.
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单项选择题 B1型题

常见于颌面和颈部接受放射治疗的患者，也称为放射性龋（）

A.猛性龋

B.静止龋

C.继发龋

D.潜行性龋

E.线形牙釉质龋
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