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【单选题】
BCR 识别抗原的特点是A.
受MHCⅠ类分子的限制
B.
受MHCⅡ类分子的限制
C.
识别抗原需要抗原提呈
D.
可直接捕获外源性抗原
拍照语音搜题，微信中搜索"皮皮学"使用
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【简答题】Session 6 Home assignment 1 and 2.docx
【简答题】A．The woman didn't finish her project. B．The man doesn't have a computer. C．The woman's computer was broken. D．The woman has bought a new computer.
【单选题】听力原文：I don't remember the assignment off hand, but I've got it written down at home. How about if I call you tonight? Why will the speaker make the call?
A.
Because he will let the other person know about the assignment
B.
Because he needs to talk to somebody.
C.
Because he can't talk about the assignment now.
D.
Because he wants to know about the assignment.
【单选题】Mr Scott ______ at 7:00 p. m. [ ]
A.
gets home
B.
gets to home
C.
get home
D.
get to home
【简答题】Home Assignment 2 requirement.docx
【简答题】A．He doesn't know what tools to bring. B．He doesn't mind helping the woman. C．The woman won't have to carry tools. D．The donkeys will carry the woman's personal items.
【简答题】A．The woman doesn't like orange juice. B．The woman didn't come to see Everett. C．The man was in a car crash this morning. D．The man broke the container of juice.
【单选题】Only after he had finished his assignment,______ home.
A.
he returns
B.
he returned
C.
does he return
D.
did he return
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