My uncle _____ the Party in 1986. He ___

题型:选择题

问题:

My uncle _____ the Party in 1986. He _____ for over 20 years.          [ ]

A. joined, has been a Party member

B. joined, has joined the Party

C. has joined, has joined the Party

D. has joined, has been in the Party

考点:一般过去时现在完成时
题型:选择题

什么是集尘面积?

题型:选择题

某个人投资者认购某5年期贴现发行的债券,贴现率为7%,票面利率为8%,1年后到期收益率4年期市场利率变为6%,那么该投资者的持有期收益率为______。

A.9.84%

B.14.98%

C.-7.02%

D.23.58%

题型:选择题

患者男性,72岁,急性下壁心肌梗死病史。心电图如图5-19所示,应诊断为()。

A.三度房室传导阻滞,交界性逸搏心律

B.二度Ⅱ型房室传导阻滞

C.高度房室传导阻滞,室性逸搏心律

D.三度房室传导阻滞,室性逸搏心律

E.二度Ⅱ型窦房阻滞

题型:选择题

第二节:阅读下面材料,并从所给的四个选项A、B、C、D中选出符合各小题要求的最佳选项。

The following people are all choosing a car. After the description of these people , there is information about four kinds of cars A—D. Decide  which car would be most suitable for each person.

(   ) 58.Arthur has been working in China for about 2  years. Now he needs a car. He wants to buy a car which is popular with people throughout the world and is made in China.

(   ) 59. Cindy has just passed her driving test. She wants to buy a car of less than 60,000 yuan. She likes that kind of car especially suitable for women.

(   ) 60. Dennis is successful  in his business in China, but he doesn’t like to show off. He likes a popular car of less than 200,000  yuan and  it should  be made in  China.

(   ) 61. Gary is a very successful  businessman  who is now  working in China. He wants  to buy a rather expensive  car made  in China. The car should be safe in quality and luxurious in appearance.

A.QQ is such a good car. It is becoming more and more popular. It has a lot of advantages such as a very low price, especially  suitable for females , smart in its appearance, small outside but spacious inside. It is worth no more than 51,000 yuan.

B.When it comes to Ford car, almost everyone will think  of Ford brothers. These two brothers had an era in making the car popular. The company still produces lots of cars for people all over the world. Now it has many branches in the world, for example, Ford Mondeo, which is made in China.

C.Santana 3000 enjoys a very reasonable price. It dates from  Santana  2000. The factory is located in Shanghai. The top speed can reach 178km/h. The present price is falling to 152,000 yuan.

D.Bora 1.8T , luxury in its appearance, which is made in Germany, can also be made in China. The car is especially liked by some businessmen. It is more expensive than Santana 300. It is very safe  because of its fine steel.

题型:选择题

某公司的部门(部门号,部门名,负责人,电话)、商品(商品号,商品名称,单价,库存量)和职工(职工号, 姓名, 住址)三个实体之间的关系如表1、表2 和表3 所示。假设每个部门有一位负责人和一部电话,但有若干名员工;每种商品只能由一个部门负责销售。

 部门关系不属于第三范式的原因是 () 。如果用户要求得到表4 所示的结果,需要() ,并增加关系模式 () 。

并增加关系模式()

A.销售(职工号,商品号,日期,数量)

B.销售(职工号,商品名称,商品号,数量)

C.销售(职工号,部门号,日期,数量)

D. 销售(职工号,部门号,商品号,日期)

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