皮皮学，免费搜题
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搜题
【单选题】
与 IV 型反应发生无关的免疫细胞或分子是A.
CD4 + Th1 细胞
B.
巨噬细胞
C.
CD8 + CTL 细胞
D.
细胞因子
E.
抗体和补体
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】Why does the professor say thisΩ?
A.
To warn the student of the danger of failing.
B.
To encourage the student to borrow books.
C.
To tell the student she started too late.
D.
To indicate he is not concerned about the student's problem.
【单选题】Sometimes a few words of _____ from his teacher to the one who has just failed in the exam may encourage him to stand up. [ ]
A.
compromise
B.
confidence
C.
comfort
D.
consultant