( )选择资产的原则是：当预期收益相同时，选择风险小的资产。 A．风险追求者 B

解不等式：2（x-1）＜x+1，并求它的非负整数解．

胰岛B细胞分泌（）

A.胰岛素

B.高血糖素

C.生长抑素

D.胰多肽

E.促胰液素

（9分）近代以来，世界科学技术得到突飞猛进的发展，极大地推动了世界和人类历史发展的进程。

材料一 第一次工业革命发展和第二次工业革命的到来与以下两位人物密切相关。                              

（1）分别简述瓦特和法拉第的在科学技术方面的主要贡献。（2分）

材料二  从二十世纪四五十年代开始的新科学技术革命，以原子能技术、航天技术、电子计算机的应用为代表，还包括人工合成材料、分子生物学和遗传工程等高新技术。这次科技革命被称为第三次科技革命。

（2）根据材料二的提示，列举出新中国成立后取得的与第三次科技革命有关的科技成就三项。（3分。答对3项即可得满分，鼓励多回答。）

（3）我们把现在的世界称之为“地球村”。列举近代以来的三次科技革命中，对 “地球村” 的形成与发展起直接推动作用的科技发明。（4分。要求：①三次科技革命中有关的发明都要涉及，一次都不能少。②至少要答对4项才可得满分，鼓励多回答。）

殿试按成绩分为一甲三名，从第一名到第三名分别称为()

A、状元、探花、榜眼

B、秀才、解元、会元

C、状元、榜眼、探花

D、秀才、会元、解元

When Dave was eighteen, he bought a secondhand car for 200 so that he could travel to and from work more (1) than by bus. It worked quite well for a few years, but then it got so old, and it was costing him (2) much in repairs that he decided that he had better (3) it.

He asked among his friends to see if anyone was particularly (4) to buy a cheap car, but they all knew that it was falling to pieces, so (5) of them had any desire to buy it. Dave’s friend Sam saw that he was (6) when they met one evening, and said, "What’s (7) , Dave"

Dave told him, and Sam answered, "Well, what about advertising it in the paper You may (8) more for it that way than the cost of the advertisement!" Thinking that Sam’s (9) was sensible, he put an advertisement in an evening paper, which read "For sale: small car, (10) very little petrol, only two owners. Bargain at 50. " For two days after the advertisement first appeared, there was no (11) . But then on Saturday evening he had an enquiry. A man rang up and said he would like to (12) him about the car. "All right, " Dave said, feeling happy. He asked the man whether ten o’clock the next morning would be (13) or not. "Fine, " the man said, "and I’ll (14) my wife. We intend to go for a ride in it to (15) it. "

The next morning, at a quarter to ten, Dave parked the car in the square outside his front door, (16) to wait there for the people who had (17) his advertisement. Even Dave had to (18) that the car really looked like a wreck. Then, soon after he had got the car as clean (19) it could be, a police car stopped just behind him and a policeman got out. He looked at Dave’s car and then said, "Have you reported this (20) to us yet, sir\

7().

A.on 

B.up 

C.it 

D.that