The following adjectives can be used to describe the American sailor except __________.
A. restless
B. smart
C. generous
D. happy
查看答案
Far away from home, in a dull restaurant, the American sailor was still happy because __________.
A. he had just finished writing a letter home
B. he bought two flowers from the flower woman
C. he found the beautiful daughter of the author
D. he had Christmas spirit in his soul
After the departure of the sailor, people in the restaurant did the following except __________.
A. singing Christmas carols loudly
B. beating rhythm with a fork against a bottle
C. giving away flowers to people on the street
D. buying wine for everyone in the restaurant
By saying “he gave us Christmas”, the author meant that the American sailor __________.
A. paid for the meals of the customers in the restaurant
B. inspired the others to be happy despite their anger and disappointment
C. respected the poor old flower woman as an equal human being
D. reminded the author to treat his wife in a polite way
【单选题】下列不属于干扰素作用的是?( )
A. 引致细胞的凋亡与坏死
B. 具有广谱抗病毒作用,几乎能抗所有病毒
C. 能增强自然杀伤细胞的活力,加快杀伤被病毒感染的靶细胞
D. 具有明显的抑制肿瘤的作用
E. 具有高度的种属特异性
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