In which pair of polymers are the linkages the same?A fats and proteinsB nylon and fatsC nylon and proteinsD proteins and terylene 说明原因.应该是它们有相同的结构。比如蛋白质有肽键 脂肪是酯键，而我不知道尼龙和涤
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She wore,(what )was very uncommon in the country,a pair of white shoes.不用which 和that 的原因
The pair of giasses () in my handbag
I can't choose which pair of jeans to buy
i can't decide which pair of jeans i should buy i can't decide which pair of jeans() ()
pair of
pair of
24.Hsiao Li found a ______ of keys in the corridor,which turned out to be mine.(A) bunch (B) series (C) few (D) pair
I want to buy a pair of shose ,but i do not know A which one to buy B which pair to buyone和pair的区别
She has a pair of glasses in her locker.[对a pair of提问】急
of which /in which / with which /for which 的用法
Which pair of trousers would you like I would like the blue ( ) 括号中应该填pair还是pair of 另外再问一下,trousers可数吗?
99.Which pair of shoes do you prefer?I prefer the black_______.A.one B.ones C.pair of D.one pair
She is in a pair of black shoes怎么提问
a pair of glasses前是用in还是with?