2003年的伊拉克战争中，精确制导弹药占总弹药量的（） A.60% B.68% C.

质点做直线运动的位移x与时间t的关系为x =" 5t" + t²（各物理量均采用国际单位制单位），则该质点  （  ）

A．质点的加速度大小为2m/s²

B．质点的初速度大小是6m/s

C．质点第2s末的速度大小为9m/s

D．质点前2s内平均速度为8 m/s

Tour Itinerary

Day 1: On arrival at the airport or railway station, you will be met by our guide and transferred

to the hotel you stay. The rest of day is at leisure (空闲).

Day 2: Mutianyu Great Wall, Underground Palace, Dingling. We pick up travelers from hotel

before 8:00am, and then drive to Mutianyu Great Wall .It is known for its beautiful surroundings.

If you want to reach the highest point, cable car is a good choice which is optional. We'll end the

visit at about 11:00, before having Chinese traditional lunch (11:30), travelers can have a short visit

of Jade Carving Factory. It was not only the excellent skill on carving, but also mixes many Chinese

traditional cultures in the jade carving. After having lunch, we'll drive to the Ming Tombs (Dingling)-the

best-preserved Chinese imperial tombs with 500 years history.

Day 3: Tiananmen Square, Temple of Heaven & Summer Palace-Our tour guide will pick you up

between 8:00am and 8:30am. Our tour starts at 'Tiananmen Square with its plentitude of monuments

testifying to the communist, then you will have a chance to visit the Temple of Heaven . After having

traditional Chinese lunch (40 minutes), enjoy a short visit to Summer Palace . After that, you will have

a chance to enjoy the Chinese traditional Silk arts.

Special Features:

1. Photo the digital pictures for the tour group and mail to the tourists

2. Only English-speaking travelers in our coach

3. Well-trained English-speaking tour guide

Service package includes:

1. Pick up service

2. Entrance tickets

3. English-speaking tour guide

Before you come to China, compare a couple of agencies and you'll know the difference of our tour.

We really appreciate it if you think about China Tour Guide and we are looking forward to sharing a

wonderful time with you.

Payments:

The tour doesn't need the pre-payment and deposit require. Three or more people, ten percent discount.

The payment charge can be settled directly to the local tour guide in cash when you arrive. Both RMB

and hard currency are acceptable. $58 per adult, $28 per child.

Contact:

For your tour request or more information, please contact our tour adviser.

E-mail: tour@sinohotelguide.com <mailto:tour@sinohotelguide.com>.

Tel:(86)010-66708306

Office Hours: 9:00 a.m-18:00p.m (GMT+0800) Monday-Friday.

Add: Tongzhou Road, Beijing

1. The purpose of the passage is to ________.

A. call on people to invest in Beijing

B. introduce Beijing to foreigners

C. attract more English-speaking travelers

D. tell the readers the long history of Beijing

2. If a couple and their child want to go on the tour, how much will they pay?

A. $174.          

B. $122.4.    

C. $144.        

D. $129.6.

3. If you want more information, you can do the following EXCEPT _______.

A. going to the travel agency in person

B. calling the tour adviser at 9:00a.m at weekends

C. emailing the tour adviser of the agency

D. writing a letter to the travel agency

4. According to the passage, which of the following statements is NOT true?

A. Travelers don't need to pay for the tour in advance.

B. Travelers don't have to bring digital cameras when traveling.

C. Travelers can take a cable car to reach the highest point for free.

D. Travelers have no specific arrangement after arriving on the first day.

牙尖交错位和后退接触位之间以前后为主、无偏斜的位置关系称为（）

A.切道

B.髁道

C.正中关系

D.下颌前伸的轨迹

E.长正中

《中 * * 党廉洁自律准则》对全体党员提出了（）条廉洁自律规范。

A.3

B.4

C.5

D.6

什么是信号报警和联锁系统的拒动？