内伤头痛的诊断要点，下列哪个是错误的（） A.痛势较缓 B.起病较缓 C.痛无休止

下列各句中，加点的成语使用恰当的一项是（  ）

A．荆山之巅的大禹雕像头戴栉风沐雨的斗笠，手握开山挖河的神锸，脚踏兴风作浪的蛟龙，再现了他与洪水搏斗的雄姿。

B．京剧大师梅兰芳先生不仅在舞台上风姿绰约，在日常生活中也气度不凡，无论何时何地，他总能让人为之倾倒。

C．最后几年，由于市场竞争加剧，小家电生产企业加速整合，目前只剩下五六家分庭抗礼，占据了全省60%的市场份额。

D．家庭条件的优越和父母的溺爱，养成了他傲慢狂妄的个性，不管对谁都侧目而视，一副天不怕地不怕的小霸王样子。

C

In the mid 1990’s, people started doing business on the Internet. At that time, there were two kinds of companies. First, there were traditional companies. They sold things in stores. Then there were Internet companies. They didn’t have a store, and they only sold things on the Net.

Traditional companies didn’t want to lose any business. Quickly they made their own websites and began selling things on the Net. These are the so-called “brick and click” companies. Many stores are made of brick. And you click on your mouse to buy things with your computer. That’s where the name “brick and click” comes from.

By the late 1990’s, e-business like amazon.com, buy.com and etoys.com were in trouble. Their profits（利润） were not very high. Competition was great. Many of these business were losing lots of money. In 2000, many e-business went out of business.

Why are “brick and click” companies, like Barnes and Noble, Toys RVs and Walmart so successful? First, many customers know and trust their names. Their websites like walmart.com. are easy to remember. These companies also have lots of experience. They know how to run a successful business.

In the world of e-commerce, companies are fighting for every dollar and every customer. Will “brick and click” companies win the war? Only time will tell.

64 . Which of the following would be a “brick and click” company?

A. A restaurant.          

B. A clothing company with no website.

C. A bookseller with five stores and a website.             

D. A video seller with a big website but no stores.

65  What did many traditional companies do in the mid 1990’s?                .

A .They went out of business.              B. They made their websites. 

C. They bought Internet companies.         D. They sold their companies.

66  What gave Internet companies lots of trouble in the late 1990’s?.               

A. Heavy competition                  B. They were short of money.   

C. They didn’t know what to do.          D. people didn’t believe in them.

67 . “Brick and click” companies are so successful because______.               

A. people trust them                  B. their names are easy to remember   

C. they are experienced               D. all the above

68 . Which of the following is TRUE according to the passage?

A. All the “brick and click” companies run a successful business.

B. “Brick and click” companies are certain to win the business competition.

C. It is uncertain whether “brick and click” companies will win the competition.

D. Both “brick and click” companies and Internet companies will be successful in the future.

国家单位制的基本单位共有7个，以下不属于其基本单位的是（）

A.米，千克

B.秒，开

C.牛，焦耳

D.安，坎

如图所示是杆秤的示意图，下列说法中正确的是（）

A.秆秤是称量物体的重力的

B.用提纽A时比用提纽B时的称量大

C.只有秤杆是粗细均匀的，杆秤的刻度才是均匀的

D.无论秤杆是否粗细均匀，杆秤的刻度都是均匀的

苯的酸洗比色不合格的原因是（）

A.苯中烷烃含量偏高

B.苯中二甲苯含量偏高

C.苯中烯烃含量偏高

D.苯含硫超标