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【简答题】
请简述无线淘宝的功能有哪些?
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反馈参考答案：
举一反三
【简答题】小王家是新农村建设中涌现出的“养殖专业户”．他准备购置80只相同规格的网箱，养殖A、B两种淡水鱼（两种鱼不能混养）．计划用于养鱼的总投资不少于7万元，但不超过7.2万元，其中购置网箱等基础建设需要1.2万元．设他用x只网箱养殖A种淡水鱼，目前平均每只网箱养殖A、B两种淡水鱼所需投入及产业情况如下表： 项目类别 鱼苗投资 （百元） 饲料支出 （百元） 收获成品鱼（千克） 成品鱼价格 （百元/千克） ...
【单选题】“ You are a ________; that ’ s why you won ’ t climb the tree ” , the boy on the top of the tree shouted to his buddy.
A.
chicken
B.
rat
【单选题】听力原文： Elephants live mostly on grass, leaves and fruit. They also eat the twigs and bark of trees. The quantity of food and water which they consume is enormous, and they can be very destructive in th...
A.
Asiatic elephants are larger.
B.
African elephants do not like being exposed to the sun.
C.
African elephants prefer to live in shady places.
D.
Asiatic elephants are fond of bathing.
【单选题】下列有关碳和碳的氧化物的说法不正确的是（ ）
A.
碳可以把氧化铜中的铜还原出来
B.
金刚石、石墨和C 60 都是碳元素的单质
C.
在一定条件下CO 2 能转变成CO
D.
CO 2 能使被石蕊染成紫色的干花变红
【单选题】听力原文： Elephants live mostly on grass, leaves and fruit. They also eat the twigs and bark of trees. The quantity of food and water which they consume is enormous, and they can be very destructive in th...
A.
Asiatic elephants are larger.
B.
African elephants do not like being exposed to the sun.
C.
African elephants prefer to live in shady places.
D.
Asiatic elephants are fond of bathing.
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