高频场合使用的磁性材料是（）。A、电工纯铁 B、硅钢片 C、铁氧体磁性材料 D、铁镍

Kate: I like running very much. It’s good exercise. My parents both like running, too. We usually get up early in the morning and run together. It is good for one's legs, heart and lungs. It helps one to have a strong body. Mum says that she should thank running because it helps her to get thinner. Running is fun. It can make one happy. There are many different ways for one to run. One can run in a school or in a park. One can join a running club to run and make new friends, too.

Chen Feng: I like ball games, like football, basketball and tennis. And basketball is my favorite. I often play basketball with my friends on Sunday mornings when we are free and the weather is nice. I joined my school team last year. And I can play it very well now. There is going to be a basketball game between No. 1 Middle School and our school in our school next Saturday. Many students are going to cheer us on. Our teacher says that she will buy some presents for us if we win. I hope we can win the game.

小题1:Kate and his parents usually ______ together in the morning.

A．leave home

B．run

C．play games

D．have breakfast小题2:Kate's mother thinks that ________.

A．running is cool

B．Kate dislikes running

C．running is as popular as swimming

D．running makes her get thinner小题3:Chen Feng _______.

A．likes football best

B．hopes to win the football game

C．is a member of the school basketball team

D．plays basketball with his friends on the mornings of weekdays小题4:Chen Feng's teacher is going to _______ if Chen Feng's team wins the game.

A．tell them a story

B．buy some presents for them

C．sing a song for them

D．cook delicious food for them小题5:Both Chen Feng and Kate _______.

A．like sports

B．want to make new friends

C．like ball games

D．are middle school teachers

They _________to see you off at the airport, but they got there too late.

A．have hoped

B．had hoped

C．would hope

D．hope

在企业进行公司制改建时，长期股权投资应以（）作为改制时的认定成本。

A.账面价值

B.评估价值

C.股东之间的协议价值

D.公允价值

静轴承在速度低于某一定值时，压力油膜就建立不起来。

材料采购资金管理方法中，适用于分工明确，采购任务量确定的企业或部门的是( )。

A．批量采购管理法
B．品种采购量管理法
C．采购金额管理法
D．费用指标管理法