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【单选题】
中新网11月13日电，为应对甲型H1N1流感疫情和防控流感大流行，中国已有1000万人接种甲型H1N1流感疫苗。以下说法正确的是 [ ]A.
甲流痊愈者的血清可用于治疗甲流重症者，是因为该血清含有的浆细胞
B.
疫苗进入人体刺激吞噬细胞，使之增殖分化并产生相应的抗体
C.
注射疫苗后，甲流病毒的核酸在人体细胞中表达并产生抗原
D.
甲流患者在恢复过程中，效应T细胞能够与被病毒感染的细胞接触使之解体死亡
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【单选题】It is the photo we took years ago __________ we were at university_________ often calls up my memories of my college life.
A.
that; that
B.
when; where
C.
when; that
D.
that; where
【简答题】关于计算机病毒，能够描述其基本特征的是()。 A)通过网络传播 B)破坏性、隐蔽性、传染性和潜伏性 C)精湛的编程技术 D)破坏性、隐蔽性、先进性和继承性
【单选题】I often think of the days ______ I took part in the military training with the soldiers, _____ has a great effect on my studies.
A.
which; that
B.
that; which
C.
when; who
D.
when; which
【单选题】To make us healthier, the teachers often see us ______ on the playground.
A.
took exercise
B.
take exercise
C.
take exercising
D.
to take exercise
【判断题】Chronic gastritis is characterized by chronic mucosal inflammation and atrophy of the mucosal glands.
A.
正确
B.
错误
【单选题】The most likely finding associated with a nonspecific chronic gastritis is:
A.
Gastrinoma (Zollinger-Ellison syndrome)
B.
Pernicious anemia
C.
Helicobacter pylori
D.
Adenocarcinoma
E.
Crohn's disease
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