问题
单项选择题
下述上颌侧切牙与上颌中切牙区别中哪点不正确
A．唇面较窄小、圆突
B．舌窝窄而深
C．切嵴向远中舌侧的倾斜度较中切牙小
D．近中切角似锐角
E．牙根较中切牙细而稍长，颈部横切面为扁圆形
答案
参考答案：C
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下述上颌侧切牙与上颌中切牙区别中哪点不正确
A．唇面较窄小、圆突
B．舌窝窄而深
C．切嵴向远中舌侧的倾斜度较中切牙小
D．近中切角似锐角
E．牙根较中切牙细而稍长，颈部横切面为扁圆形
参考答案：C
| 用方框中所给词语的适当形式填空，每个词语只能使用一次。 | |
2. _______ is my hobby. 3. Excuse me, have you ________ any books about biology? 4. What's the ________ between American English and British English? 5. Where's Jim? He has ________ to plant trees with his classmates. 6. Tom thinks that the movie Hero is much ________ than Crouching Tiger, Hidden Dragon (卧虎藏龙). 7. The students ________ talking when the teacher came in. 8. The Olympic ________ of 2008 will be held in Beijing. 9. I've _______ in this city for about 30 years. 10. There are a lot of people ________ English in China now. |