皮皮学，免费搜题
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搜题
【单选题】
制备单克隆抗体最常用的动物是A.
羊
B.
鸡
C.
兔
D.
小鼠
E.
豚鼠
拍照语音搜题，微信中搜索"皮皮学"使用
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皮皮学刷刷变学霸
举一反三
【单选题】听力原文：How much is this computer? (3)
A.
It's expensive.
B.
It works well.
C.
It's new.
D.
It costs me more than 5,000 yuan.
【单选题】听力原文：How much is this computer? (3)
A.
It's expensive.
B.
It works well.
C.
It's new.
D.
It cost me more than 5,000 yuan.
【单选题】This computer centre is larger thanthat one in the area ．
A.
． one sixth
B.
． four ninths
C.
． fifth four
D.
． two third
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