【简答题】根据图片与提示词写句子。 1. Have ____________________________________________ 2. don't have ____________________________________________ 3. doesn't have ____________________________________________ 4. Has _______...
【单选题】_____, I have to write the words on the paper because she doesn’t know Chinese.
【简答题】根据图片与提示词写句子。 1. have ____________________________________________ 2. don't have ____________________________________________ 3. doesn't have ____________________________________________ 4. has _______...
【多选题】有关谷胱甘肽描述正确的是( )
A.
由三种氨基酸通过肽键或异肽键连接而成,是生物体内重要的还原剂。
B.
组成谷胱甘肽的这三种氨基酸分别 是 Glu、 Cys 和 Gly 。
C.
谷胱甘肽有氧化型(GSH)和还原型(GSSG)两种形式
D.
是某些氧化还原酶的辅酶,对巯基酶的-SH有保护作用,可以防止过氧化物的累积。
【单选题】All the new words ______up in the dictionary yet.
【单选题】“话剧管我一顿饭,我就干了话剧”这句话是谁说的( )
【单选题】“话剧管我一顿饭,我就干了话剧”这句话是谁说的( )