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参考答案：
参考解析：
刷刷题刷刷变学霸
举一反三
【单选题】杨梅素的结构是（）
A.
5，7，4’-三羟基黄酮
B.
5，7，3’，4’-四羟基黄酮
C.
3，5，7，4’-四羟基黄酮
D.
3，5，7，3’，4’-四羟基黄酮
E.
3，5，7，3’，4’，5’-五羟基黄酮
【单选题】A Minor Microsurgery Last year, Sean Martinovich, from Whitianga, had life-saving surgery when a golf-sized tumor was removed from his brain stem. But the operation left haft his face paralysed . He ...
A.
Scan Martinovich couldn"t run around with the other boys in the playground now.
B.
Hopefully, Scan Martinovich can smile over the next three months.
C.
Sean"s patents, Steve and Wendy Martinovich don"t believe the technology will restore the cheeky smile.
D.
For Doctor Bartlett the microsurgery is just a minor and easy case.