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【简答题】
何谓癌前病变，常见的有哪些?
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举一反三
【单选题】What did Tony do when he was in France?
A.
He talked to restaurant staff about their business.
B.
He made notes on the quality of the food.
C.
He tasted as many types of fish as possible.
【简答题】At the gathering, he talked ____ about the matter, dampening everyones spirits. A)in detail B) with ease C) on end D) in a confusing way
【单选题】After he finished ______ the exciting story, he talked about it on and on with his friends.
A.
reads
B.
read
C.
reading
D.
to read
【简答题】语法填空。 Nathan Myhrvold in the video talked about what he did after he left Microsoft in 1999. He talked about what he did in archeology, nuclear technology, photography, and even cooking! I don't know ...
【单选题】(1994)心动周期中,心室血液充盈主要是由于:
A.
血液依赖地心引力而回流
B.
骨骼肌的挤压作用加速静脉回流
C.
心房收缩的挤压作用
D.
心室舒张的抽吸作用
E.
胸内负压促进静脉回流
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