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【单选题】
E玫瑰花结形成试验的原理是因为SRBC可与A.
B细胞的BCR结合
B.
Th细胞结合
C.
Tc细胞结合
D.
E.
与所有T细胞结合
F.
与人外血表达CD2的T细胞非特异性结合
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【单选题】I didn’t go out with him a second time ( ) once was more than enough.
A.
;
B.
,
C.
--
D.
/
【判断题】I don't let him go out in this weather in case he should catch cold. 是in case引导的目的状语从句。
A.
正确
B.
错误
【单选题】—Mom, Tom asked me to play football with him. Shall I go out now? —______. Be careful and don’t play in the street.
A.
Yes,you will
B.
With pleasure
C.
Of course not
D.
Sure
【简答题】_______是指学习者在学一特定的学科 内容时,已经具备的有关知识一技能的基础,以及他们对这些学习内容的认识和态度,
【简答题】完型填空 A little boy 1 afraid of the dark. One night his mother told him to go out to the backroom 2 bring her the broom. The little boy turned to his mother and said, 'Mom, I don't want to go out there....
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