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【单选题】
鉴别早期牙周炎与牙龈炎的重要指标是A.
牙龈易出血
B.
牙龈红肿
C.
附着丧失
D.
牙槽骨嵴顶无吸收
E.
袋深度>3mm
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反馈参考答案：
举一反三
【简答题】“诊断与改进”的目的是为了高质量地全面达成预定目标并不断创造性地超越既定目标,是 、 、 、 、 、 ,主要不是为了做价值判断、考核评议。
【单选题】What is the author's attitude towards international games?
A.
Nations that meet on a football field are unlikely to meet on a battlefield.
B.
Nations that win the football World Cup are regarded as the best in all aspects.
C.
Nations that win in international games prove the best on the sports field at least.
D.
Nations that give much attention to international competitions are world-famous in many ways.
【单选题】What do we learn about the woman’s sister from the dialogue?
A.
She likes watching football games．
B.
She is a fan of a local football team．
C.
She is a keen football player herself．
D.
She likes the local women football players．
【简答题】半抗原(hapten)的名词解释
【简答题】抗原决定簇(表位) 2.TD-Ag 3. 异嗜性抗原(Forssman抗原) 4.TI-Ag 5. 交叉反应 6. 佐剂(adjuvant) 7. 超抗原 8. 抗原 9. 半抗原(hapten) 10. 类毒素
【单选题】Every second,【56】hectare of the world's rainforest is destroyed. That's one to two football fields. This【57】rate of destruction has serious consequences【58】the environment. Scientists estimate, for ex...
A.
matching
B.
equivalent
C.
mounting
D.
reaching
【单选题】What is the author's attitude towards international games?
A.
Nations that meet on a football field are unlikely to meet on a battlefield.
B.
Nations that win the football World Cup are regarded as best in all aspects.
C.
Nations that win in international games prove best on the sports field at least.
D.
Nations that give much attention to international competitions are world-famous in many ways.
【简答题】半抗原(hapten)(名词解释)
【简答题】抗原决定簇(表位) TD-Ag 异嗜性抗原(Forssman抗原) TI-Ag 交叉反应 佐剂(adjuvant) 超抗原 抗原 半抗原(hapten) 类毒素
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