齐性定理适用于（）电路 A.非线性 B.线性 C.非线性时变 D.所有

根据首字母提示完成短文, 每空一词。

Learning to save money when you’re young is an i_______小题1:lesson. All good habits should begin early, and saving is a skill that everyone needs. But many people do not have a good sense of s______小题2:for the long run. 　　

I have been lucky to learn this lesson early because I have had a grass-cutting business s____小题3:I was 10 years old. Of the money I make I spend about 10 p_______小题4:and save the other 90%. 　　

Making sure you save and don’t spend too much is a good way to build up wealth (财富). I have put my earnings in a bank. However, many teens I know usually s_______小题5:all the money they earn, so it never has a chance to grow. Young people should r______小题6:that their teenage years are a great time to begin saving. 　　

At high school your parents will p_______小题7:for almost everything you need, so your expenses (消费) can be small. If you have a job, you should have fun with some of the money. But you should also save some so that it will grow. Then you can begin planning for your f_______小题8:. When you spend money, you not only lose that money, but also lose the interest you could have earned by saving it. 　　

After high school, college is expensive and then “real” life begins, with expenses such as food and rent. If you can hold onto a good percentage of the money you earn as a teen, going to college and buying a new h_______小题9:of your own will be much easier. If you are in your teen without any savings, you will always have to struggle. The e_______小题10:you begin saving, the easier it is to create a nest egg.

新文化运动的主要阵地是 [ ]

A．《新青年》

B．《每周评论》

C．《民报》

D．《时务报》

对抗裂要求较高的结构，可用电热张拉法施工预应力筋。( )

新生儿黄疸换血指征是什么?

决定氧化磷酸化速率的最主要的因素是（）

A.ADP浓度

B.AMP浓度

C.FMN

D.FAD

E.NADP⁺