以下检查方法检查的杂质是：澄清度检查法是检查（）. A．不溶性杂质  B．遇硫酸易炭

乙烯的产量可以用来衡量一个国家的石油化工发展水平．请回答：

（1）若将乙烯气体通入溴的四氯化碳溶液中，反应的化学方程式为：______．

（2）可以用来除去乙烷中混有的乙烯的试剂是______．（填序号）

①水       ②氢气    ③溴水     ④酸性高锰酸钾溶液

（3）在一定条件下，乙烯能与水反应生成有机物A．

A的结构简式是______，该反应属是______反应（填“取代”或“加成”）．

A物质在催化剂（Cu或Ag）的作用下被空气中氧气氧化，写出该反应的化学方程式：______．

类文阅读。

　　秦并赵，北向迎燕。燕王闻之，使人贺秦王。赵王系^①之。使者曰：“秦赵为一，天下服矣。燕之所以受命于赵者，为秦也。今臣使秦，而赵系之，是秦赵有郄^②。秦赵有郄，天下必不服，而燕不受命矣。且臣之使秦，无妨于赵之伐燕也。”赵王以为然而遣之。  

　　使者见秦王曰：“燕王窃闻秦并赵，燕王使使者贺千金。”秦王曰：“夫燕无道，吾使赵有之，子何贺？”使者曰：“臣闻全赵之时，南邻为秦，北下曲阳为燕，赵广三百里，而与秦相距五十余年矣，所以不能反胜秦者，国小而地无所取。令王使赵北并燕，燕赵同力，必不复受命于秦矣。臣窃为王患之。”秦王以为然，起兵而救燕。（选自《战国策·燕策》，有改动）

[注释]①系：拘囚。②郄：同“隙”，嫌隙。

1、解释下列语句中加粗词语的含义。   

（1）秦赵为一，天下服矣（    ）   

（2）赵王以为然而遣之（    ）   

（3）而与秦相距五十余年矣（    ）   

（4）臣窃为王患之（    ）

2、下列各组句子中，加粗词语的意义和用法相同的一组是（    ）

A、且臣之使秦　　北山愚公者，年且九十

B、无妨于赵之伐燕也　　属予作文以记之

C、国小而地无所取　　邹忌修八尺有余，而形貌昳丽

D、臣窃为王患之　　乡为身死而不受

3、将文中画横线的句子翻译成现代汉语。     

　燕王窃闻秦并赵，燕王使使者贺千金。

译文：___________________________________________

4、选文中的燕使和《邹忌讽齐王纳谏》中的邹忌说服对方的方式，有何不同？

________________________________________________________________

B

HOTEL INFORMATION

Baymont Inn Ft.Lauderdale

3800 W．Commercial, Ft. Lauderdale．FL 33309

Lowest Prices 110% Guaranteed (保证)

Room Information

Rooms are equipped with Double, Queen , or King bed (s) , smoking or non-smoking based on location and availability. Provided in each spacious guest room is a hair dryer, coffee maker, iron, ironing board, 25’TV and guest voice mail．

Check-in Time：7:00 P. M.

Hotel Amenities：Air Conditioned, Free Parking, 24 Hour Front Desk, Pool, Television with Cable, Coffee Maker in Room, Hairdryers Available．

Beach Plaza Hotel

625 N．Fort Lauderdale Beach Blvd, Ft．Lauderdale, FL 33304

Room Information

The oceanfront accommodations at Beach Plaza Hotel are some of the most affordable on Fort Lauderdale Beach．Each room features direct-dial telephone, cable television and daily maid service．The very affordable efficiency studios even include full kitchens! All rooms surround the private poolside garden courtyard．

Check-in Time：7:05 P. M.

Hotel Amenities：Air Conditioned, Coffee Maker in Room, 24 Hour Front Desk, Parking, Hairdryers Available, Pool, Television with Cable．

Fort Lauderdale Plaza Hotel

3711 N．Ocean Blvd, Ft．Lauderdale, FL 33308

Room Information

Guest rooms feature TVs, in-room movies, Internet access, in-room safes, alarm clock radios, hairdryers, refrigerators, microwaves, and balconies．

Check-in Time：7:00 A.M.

Hotel Amenities：Parking，Heated Pool, Television with Cable, and Coffee Maker in Room．

小题1:Which hotel gives a promise?

A．Baymont Inn Ft . Lauderdale．

B．Beach Plaza Hotel．

C．Baymont Inn Hotel．

D．Fort Lauderdale Plaza Hotel．小题2:In which hotel parking is the cheapest?

A．Baymont Inn Ft . Lauderdale．

B．Beach Plaza Hotel．

C．Baymont Inn Hotel．

D．Fort Lauderdale Plaza Hotel．小题3:If you ______ , you will probably go to Beach Plaza Hotel．

A．enjoy seeing films without leaving your hotel room

B．are fond of swimming in heated water

C．want to eat food cooked by yourself in the hotel

D．are a cigarette smoker小题4:Which of the following is NOT true to the ads? 

A．All of the three hotels provide television with cable．

B．You can keep your money in the room safe in Fort Lauderdale Plaza Hotel．

C．In Beach Plaza Hotel a 24-hour maid is available．

D．While staying in Fort Lauderdale Plaza Hotel, you can surf the Internet．

军团菌肺炎首选口服或静脉滴注______。

女性，38岁，月经不规则3年，闭经6个月，发现溢乳3个月，曾按"子宫发育不全"治疗无效，经妇科检查子宫附件未见异常，而来神经外科门诊。查体：肥胖体型，神清，眼底视神经 * * 未见异常，其他神经系统检查也未见异常，双 * * 发育中等，乳晕色浅，触压有稀薄乳溢出。行CT扫描见鞍内有19.6mm×14.8mm稍低密度区，增强扫描有轻度强化，鞍膈膨隆。

该患者进一步确诊的首选辅助性检查项目是（）

A.颅脑超声波探测

B.脑电图~

C.颅骨侧位片及蝶鞍断层片

D.MRI

E.垂体激素含量测定