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【单选题】
Read the passage quickly and choose the best answers. (1) According to the text, after people in Western society complete their compulsory schooling, what are their main choices for further education?
A.
Community college.
B.
VET and university.
C.
Going abroad to study.
D.
All of the above.
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【单选题】I’d like to come with you but that’s not a promise, don’t ________ it.
A.
count on
B.
call on
C.
live on
D.
wait on
【单选题】关于理想电阻元件的伏安关系,电压电流取关联参考方向时,下列各式正确的是 ( )
A.
电压超前电流90°
B.
电流超前电压90°
C.
电压电流同相位
D.
不确定
【单选题】常见的细胞因子种类不包括
A.
白细胞介素
B.
肿瘤坏死因子
C.
巨噬细胞炎症蛋白1
D.
干扰素
E.
集落刺激因子
【简答题】The formula for calculating the area of a with sides a, b, and c can be calculated using Heron's formula: area = sqrt(s * (s - a) * (s - b) * (s - c)) , where s = (a + b + c)/2 . Using this f...
【单选题】(201870)属于钙通道阻滞剂的抗心律失常药是
A.
利多卡因
B.
普鲁卡因胺
C.
胺碘酮
D.
维拉帕米
【单选题】The area should_____________ the economic growth .
A.
abuse
B.
accelerate
【单选题】细胞因子生物学检测法分类不包括
A.
细胞增殖法
B.
免疫印迹法
C.
靶细胞杀伤法
D.
细胞因子诱导的产物分析法
E.
细胞病变抑制法
【简答题】简述氧气顶吹转炉吹炼中期炉渣特点及矿物组成。
【单选题】Tc细胞杀伤肿瘤细胞机制不包括
A.
特异性抗原识别
B.
Th细胞辅助
C.
Tc细胞分泌细胞因子
D.
受MHCⅠ类分子限制
E.
受MHCⅡ类分子限制
【单选题】—I’d like to make an appointment with Mr. White. rn—_______
A.
Sorry, he is busy at the moment.
B.
Why didn’t you call earlier?
C.
Certainly. May I know your name?
D.
Sorry. He doesn’t want to see you.
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