一患者下磨牙干髓治疗已3年。近3周咬物不适，喝热水有时痛，睡前

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问题单项选择题

一患者下磨牙干髓治疗已3年。近3周咬物不适，喝热水有时痛，睡前自发钝痛。最应考虑的诊断为

A．继发龋

B．残髓炎

C．急性牙髓炎

D．急性根尖周炎

E．慢性根尖周炎

答案

参考答案：B

填空题

我会给下面的词语注音。

______ ______ ______ ______ _______

格外礼物布熊参加睡觉

填空题

用所给单词的适当形式填空。

1. His spare-time _____ (act) includes cooking, tennis and windsurfing.

2. His _____ (generous) to the poor is well known.

3.A _____ (self) person always thinks about himself.

4. He is _____ (devote) to golf.

5. It's _____ (legal) to read people's private letters without permission.

6. The more _____ (violence) scenes in the film were cut when it was shown on television.

7. _____ ( hope), we'll arrive before dark.

8. I hope that _____ (equal) of opportunity for men and women is here to stay.

9. I'm _____ (terror) of flying. I'd rather go by sea.

10. I feel nothing but contempt for people who treat children so _____ (cruelty).