题目内容
I'm immune ________ smallpox (天花) as a result of vaccination (牛痘).
[ ]
A.to
B.against
C.from
D.A and B
答案:D
提示:
提示:
immune作形容词,含义为“有免疫力”. |
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题目内容
I'm immune ________ smallpox (天花) as a result of vaccination (牛痘).
[ ]
immune作形容词,含义为“有免疫力”. |