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【单选题】
关于病毒性肝炎，下列哪项是错误的A.
甲、戊型肝炎通过粪-口途径传播
B.
乙、丙、肝炎通过血液和体液途径传播
C.
甲、戊型肝炎多见于幼儿
D.
丙型肝炎多为慢性
E.
e抗原的出现为HBV活动性复制和传染性强的标志
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【简答题】A sudden thought _________(strike) Frank---he had not done his “good deed for the day 2 . The visit _________(leave) Frank touched, and with an unexpected flicker of joy in his heart. 3. He __________...
【单选题】关于下列三种常见高分子材料的说法正确的是( )
A.
顺丁橡胶、涤纶和酚醛树脂都属于天然高分子材料
B.
顺丁橡胶是通过缩聚反应合成的
C.
合成涤纶的单体均可发生酯化反应
D.
酚醛树脂是通过加聚反应合成的
【单选题】What can learn about Uncle Frank?
A.
He looked remarkably like the Superman.
B.
He was the strongest man in the block the author lived.
C.
He was living with the author and her mom while waiting to find a job.
D.
He could do lots of trick and walk on his hands.
【单选题】下列哪个属性是设置首行缩进的( )。
A.
letter-spacing：
B.
text-transform：
C.
text-indent：
D.
text-align：
【简答题】Today I took Frank to have a training class (培训课). We got there earlier than most of the other dogs and owners . Mr. Brown helped us teach our dogs some skills (本领). When the dog did it, he said, “Goo...
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