2009年乘坐青藏铁路去西藏旅游的乘客已增至1488000人,1488000这个

题型:选择题

问题:

2009年乘坐青藏铁路去西藏旅游的乘客已增至1488000人,1488000这个数字用科学记数法表示为(  )

A.1.488×104

B.1.488×105

C.1.488×106

D.1.488×107

考点:科学记数法和有效数字
题型:选择题

根据短文内容,从短文后的选项中选出能填入空白处的最佳选项。选项中的两项为多余选项。(共5小题,每小题2分,满分10分)

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Your school days should be some of the best and happiest days of your life.How can you gain the most from them,and ensure that you do not waste this wonderful opportunity to learn?

Be positive about school! Don’t say things which are difficult or boring. Be interested in school life and your school subjects. Join in lots of activities.Be quick to put your hand up.Go round the school with a big smile.

Expect to work. 62 If you arc not working,you are not learning.you are wasting your time at school.Teachers cannot make everything enjoyable.

Keep fit. If you do not eat a good breakfast , you will be thinking about food in class.If you go Io bed late and do not have enough sleep,you will be sleepy in class.Play some sports to keep your body strong.

63  !Never put off till tomorrow what you can do today.Do not say you will do things tomorrow.If you get behind the class,it is very difficult to get back in front.You cannot finish a race if you rest all the time.

Don’t be too disappointed if things sometimes go bad.  64  . Friends are not always perfect,and they sometimes say and do unpleasant things.Don’t let small problems seem very big and important.

Talk about problems---sometimes they are only the result of misunderstanding . Don’t be too embarrassed to ask for help. You are young.No one thinks you can do everything!

Plan your time.Don’t waste life lying in bed on Saturday mornings.Go and play a sport,learn the piano,work on a project,read a book,practise English,or help someone with problems.There are always a lot of things to do.

Set targets. If your last grade was a D,work for a C. Try to make progress bit by bit。

 65  

A. Everyone fails some tests,loses some matches and has bad days.

B.Ways to have a happy school life.

C.Do today’s work today.

D· Follow my advice, and have a happy school life!

E.Because it means that you are enjoying school and learning more.

F.School is not a holiday camp.

G.You are making your time of little use unless you are learning hard

题型:选择题

下列哪项表现对诊断感染性心内膜炎最有意义

A.持续高热,体温超过39℃
B.心脏杂音的强度和性质有变化
C.发热者伴有脾脏增大
D.拔牙后出现口腔黏膜和眼结膜瘀点
E.轻、中度贫血伴有镜下血尿

题型:选择题

在Bishop评分中,下列哪项应得2分:

A.宫口开大3cm
B.宫颈中等硬度
C.宫颈消退80%
D.宫口位置在后
E.头位置S-2

题型:选择题

有人说:“投资理财,不要把鸡蛋帮放在一个篮子里。”也有人说:“投资理财,不要把鸡蛋放在太多的篮子里。”这两种观点都强调  [ ]

A.应分散投资,组合投资

B.投资具有风险

C.投资都是为了获得收益

D.应集中投资,争取收益最大化

题型:选择题

经皮给药制剂的基本组成不包括()

A.背衬层

B.调节层

C.药物贮库

D.黏附层

E.保护膜

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