问题
单项选择题 A1/A2型题
产生IL-2的细胞是（）
A.嗜酸性粒细胞
B.肥大细胞
C.T淋巴细胞
D.B细胞
E.巨噬细胞
答案
参考答案：C
解析：IL-2由T淋巴细胞产生，可促进活化的T、B细胞增殖，活化NK细胞及其他杀伤细胞功能。故选C。
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产生IL-2的细胞是（）
A.嗜酸性粒细胞
B.肥大细胞
C.T淋巴细胞
D.B细胞
E.巨噬细胞
参考答案：C
解析：IL-2由T淋巴细胞产生，可促进活化的T、B细胞增殖，活化NK细胞及其他杀伤细胞功能。故选C。
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| There was a robbery near Harry's home one night. Harry was looking out of his window 1 . He saw a robber run out of a shop and he saw the robber 2 his mask (面具). He saw his face. Harry told his father what he had seen. When the police came,Harry and his 3 went to talk to them. "I saw the robber, " Harry told the police., "I can 4 him. He was about fifty years old. He 5 a big red nose. His ears were big. He was quite tall and thin. He had 6 wrong with his right leg. " " 7 do you know that?" one of the policemen asked Harry. "He lamed (跛行), " Harry said. "What was he wearing?" the other policeman asked. "He was wearing black trousers and a shirt, " Harry said. "Hismask was a lady's stocking. His shoes were white sports shoes. " "You are a very clever boy, " the policeman said. " 8 ! Now we can send out a description of the robber. " The police did this and the next day they caught him. They put him in a line 9 some other men. They asked Harry to point him out. Harry did this _10_ The police arrested (逮捕) the man. Then Harry went home with his father happily. | ||||
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