往ZnSO4和CuSO4的混合溶液中加入铁粉,充分反应过滤,滤纸上一定有的物质是

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问题:

往ZnSO4和CuSO4的混合溶液中加入铁粉,充分反应过滤,滤纸上一定有的物质是

A.Fe和Cu

B.Cu

C.Zn

D.Fe

考点:金属的化学性质S,Fe,C,P等物质在氧气中的燃烧二氧化碳的性质实验金属活动性
题型:选择题

建设项目投资中的固定资产投资与建设项目的工程造价在量上相等。( )

题型:选择题

阅读理解。

       What do you think the future will be like? Here are some answers from some students.

Mary: Everyone will have a computer at home. There will also be many machines in the future. Then people will

         work only two or three days in a week.

Jack: The weather in he future will be very hot. People can't live on the earth. They will have to look for (寻找)

         another planet to live on.

Linda: I think the life in the future will be nice. There will be a lot of flowers and

         trees. And cities will look like parks.

Henry: Every family will have a family doctor, so people will be

          seldom ill (很少生病) They will live to 120 years old.

1. They are talking about _______. [ ]

A. computers

B. the weather in the future

C. family doctors

D. the life in the future

2. What does Mary think the life will be like in the future? [ ]

A. Machines will help people with their work.

B. Everyone will have a new house.

C. People will live a long life.

D. There will be no doctors.

3. The word "planet" means "             " in Chinese. [ ]

A. 飞船

B. 宇宙

C. 星球

D. 岛屿

4. Why does Jack think people will have to look for another planet to live on? [ ]

A. There will be many flowers and trees

B. The earth will be too hot.

C. There will be too many people.

D. There will be too many machines.

5. Who is worrying about (担心) the life in the future? [ ]

A. Mary

B. Jack

C. Linda

D. Henry

题型:选择题

以下选项非新生儿高胆红素血症的病因的是()

A.肝外胆道阻塞

B.肝细胞结合能力亢进

C.胆红素生成过多

D.肝对胆红素的摄取障碍

E.肝对胆红素的代谢障碍

题型:选择题

负压吸宫术中患者突感剧烈腹痛,很可能是由于()

A.宫颈口较紧,扩张困难

B.羊水栓塞

C.患者痛阈较低

D.子宫穿孔

E.吸宫负压过大

题型:选择题

在Excel中,公式输入完后应按()。

A.Enter

B.Ctrl+Enter

C.Shift+Enter

D.Ctrl+Shift+Enter

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