发行股票筹资的优点是( )。 A．股票无到期日 B．资金成本高 C．少纳所得税 D

20世纪中国的第一次历史巨变是

A．中 * * 党的成立

B．辛亥革命

C．戊戌变法

D．“五四”运动

One day,not too long ago,the employees of a large company in St.Louis,Missouri returned from their lunch break and were greeted with a sign on the front door.The sign said,“Yesterday the person who had been hindering (阻碍) your  1 in this company passed away.We  2  you to join the funeral in the room that has been  3 in the gym.”

At first everyone was sad to  4 that one of their colleagues had died,   5 after a while they started getting  6  about who this person might be.

The excitement  7  as the employees arrived at the gym to pay their last 8  .Everyone wondered.“Who is this person that was hindering my growth?Well,   9  he’s no longer here!”

One by one the   10 got closer to the coffin (棺材) and when they looked inside it,they  11 became speechless.They stood beside the coffin,  12 into silence,as if someone had  13  the deepest part of their soul.

There was a mirror inside the coffin—everyone who looked inside it could see himself.There was also a  14  next to the mirror that  15  ,“There is only one person who is capable to 16  limits to your growth:it is YOU.”

You are the only person who can revolutionize your  17 .  You are the only person who can 18 your happiness,realization and success.You are the only person who can help yourself.Your life does not change when your boss changes,your friends change,your parents change,your partner changes or your company changes.Your life changes when YOU change,when you go  19 your limiting beliefs and when you realize that you are the only one 20 for your life.

1. A.ability                   B.progress       C.talent                  D.practice

2. A.demand                 B.allow         C.invite                  D.advise

3. A.started                   B.prepared      C.opened                 D.created

4. A.learn             B.receive        C.notice       D.find

5. A.for            B.or               C.so               D.but

6. A.angry                    B.sorry       C.curious             D.nervous

7. A.grew                     B.appeared    C.improved            D.developed

8. A.sight                     B.attention     C.appreciation              D.respect

9. A.at least                  B.in fact     C.at once                  D.in general

10. A.employees            B.managers  C.friends          D.citizens

11. A.quickly         B.finally       C.obviously          D.suddenly

12. A.worried        B.depressed   C.shocked           D.embarrassed

13. A.broken          B.touched           C.stolen                  D.changed

14. A.letter                   B.sign         C.mark                     D.page

15. A.told                       B.warned           C.wrote                     D.read

16. A.set             B.take          C.put              D.get

17. A.business              B.heart        C.life                 D.success

18. A.realize                 B.satisfy       C.influence        D.consider

19. A.for                 B.upon         C.over               D.beyond

20. A.reasonable            B.responsibleC.suitable           D.valuable

简述硅质岩与石英砂岩的区别？

把电能转换成非电能的设备称为负载。

分析该表材料，完成下列问题。

请运用已学知识，分析火星是否有极昼、极夜现象，若有请说出它们的范围？