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【单选题】
能被CD4+ T细胞识别结合的分子是A.
MHC-I 类分子
B.
MHC-Ⅱ类分子
C.
抗原肽—MHC-I类分子
D.
抗原肽—MHC-Ⅱ类分子
E.
HLA-DM
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皮皮学刷刷变学霸
举一反三
【单选题】7 Questions 5 to 8 are based on the conversation you have just heard.
A.
He was driven away by his wife.
B.
He did everything to protect him.
C.
He told a lie to his wife.
D.
He divorced his wife.
【单选题】Questions 5 to 8 are based on the conversation you have just heard.
A.
7. A) They are a healthy choice for elderly people.
B.
B) They are especially popular among Italians.
C.
C) They symbolize good health and longevity.
D.
D) They go well with different kinds of food.
【简答题】聚酰胺66粉末
【单选题】7 Questions 5 to 8 are based on the conversation you have just heard.
A.
To offer some help.
B.
To prepare for her wedding.
C.
To be her Maid of Honor.
D.
To find three bridesmaids.
【单选题】Questions 5 to 8 are based on the conversation you have just heard.
A.
Because he hates to ask the woman to lend him money.
B.
Because he needs money to pay the mortgage(按揭).
C.
Because he has used up all his savings for travel.
D.
Because such a travel is not worth it.
【单选题】7 Questions 5 to 8 are based on the following conversation
A.
Lying on the beach.
B.
Eating out.
C.
Visiting museums.
D.
Observing animals.
【单选题】Questions 5 to 8 are based on the conversation you have just heard.
A.
Because he is often busy writing books.
B.
Because he usually has meetings.
C.
Because he always gets up very late.
D.
Because he often goes out to exercise.
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