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【简答题】
花青素(又称花色素)是一类性质较稳定的 衍生物,其在碱性条件下呈现 。
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举一反三
【简答题】“The biggest thing I’ve learned is that kids’ voices need to be heard.”
【单选题】Here are some things they've learned from scientific studies. [ ]
A.
which
B.
what
C.
that
【单选题】. The teachers hope the little ________ has been learned will be useful when they leave school.
A.
that
B.
what
C.
knowledge
D.
which
【简答题】在TCP/IP参考模型中，支持无连接服务的传输层协议是()。
【简答题】I’ve spent over a year in India, and in those 365 plus days, I’ve learned a lot about getting around Indian cities. My biggest lessons have been learned through being cheated, particularly by taxi and...
【简答题】Working in the factory will help students put what they’ve learned from textbooks intopractice. ________________________________________________________________________
【单选题】The history teacher often tells his students to________the knowledge they've learned according to chapters. [ ]
A.
divide
B.
separate
C.
classify
D.
collect
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