工程交工现场检查的内容有______。 A．交工工程的外观质量 B．外形尺寸 C．各

单相供电额定功率大于()、三相供电额定功率大于()的消防设备应安装独立的消防应急电源。

A.50kW；150kW

B.40kW；120kW

C.30kW；120kW

D.20kW；120kW

治理黄河的根本是[ ]

A．加强中游黄土高原地区的水土保持

B．加强下游河道的治理

C．加强上游地区的水土保持

D．治理“地上河”河段

There _____ a poster and two blackboards on the wall. [ ]

A. is

B. am

C. be

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\

17().

A.read 

B.inserted 

C.answered 

D.placed

在人寿保险的定价方法中，将保费与保险给付和费用的差额用利率积累到未来某点的方法是( )。

A．营业保费法

B．营业保费等价公式法

C．积累公式法

D．利润指标定价法