皮皮学，免费搜题
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搜题
【单选题】
可溶性抗原定量测定常用的方法是A.
免疫印迹法
B.
ELISA（夹心法）
C.
直接凝集试验
D.
ELISA （间接法）
E.
免疫荧光技术
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
【单选题】Every time she was in trouble, she went to him for help, as he said he ________ do anything for her.
A.
should
B.
must
C.
would
D.
might
【单选题】The little girl was so shy that she ______ every time she was spoken to.
A.
flashed
B.
blushed
C.
blundered
D.
blossomed