下面关于构造函数和析构函数的描述中，错误的是( )。 A．析构函数可以声明为虚函数

“气者，理之依也”“未有此气，先有此理”“心外无物，心外无理”“飞矢不动”这些观点依次是

①主观唯心主义 ②客观唯心主义 ③古代朴素唯物主义   ④形而上学

A．①②③④

B．③②①④

C．③④②①

D．②①③④

充分燃烧2.8g某有机物A，生成8.8g CO₂和3.6g H₂O，这种有机物蒸气的相对密度是相同条件下N₂的2倍。

（1）求该有机物的分子式。

（2）该有机物链状同分异构体的结构简式为：                                 。

（3）若在核磁共振氢谱中只有一个信号峰（即只有一种氢原子），则用键线式表示的结构简式为                     。

Seafood buffet(自助餐)

Treat your mother to a buffet lunch featuring an array of seafood at Days Hotel & Suites Beijing. There are oysters and sashimi, as well as an on-site grill of various meat and seafood, plus dumplings. Other selections are savory soup and delicate dessert. Your mother will receive a hand-made festival gift. 11:30 am, MAY 13TH. 6773-1234 Ext 3930.

Sunday buffet

Cafe 99 at Regent Beijing offers a sumptuous Sunday buffet with caviar and free flow of champagne and wines on Mother’s Day, May 13.11:30 am-3 pm. 8522-1789.

Shaanxi style

Chefs from Shaanxi Province treat customers to authentic local noodles at the Regal Palace Chinese Restaurant, Days & Suites Beijing, including Qishan noodles with spicy and sour pork sauce, oil-sprayed noodles, besides based cakes with pork stuffing, and mutton soup with steamed buns. 8778-9888 Ext 262.

Da Zhai Men

Traditional Chinese architecture, performances and popular Chinese foods. Daily 11 am- 2 pm, 5 pm-11pm. Guoxing Jiayuan, Shouti Nanlu, Xicheng District. 8835-6687.

Da Zhai Men

Traditional Chinese architecture, performances and popular Chinese foods. Daily 11 am-2pm, 5pm-11pm. Guoxing Jiayuam, Shouti Nanlu,, Xicheng District. 8835-6687.

Mughal’s Beijing Restaurant

Classic curry dishes and many other famous Pakistani/Xinjiang halal dishes(English menu). Lunch buffet every working day for 38 yuan per person. Live dance performances every day (starting at 7:30 pm). There is a big open-air terrace. Daily 11 am-midnight, Rm 5188, 5th Floor, 3.3 Fashion Plaza, 33 Sanlitun Road, Chaoyang District. 5136-5575.

Brunch(早午餐)

Pay tribute to Mom with a brunch fest at the Kerry Center Hotel. Complimentary chocolates, flowers and a glass of champagne add to the festive environment, Starting at 11:30 am, Sunday May 13.6561-8833 Ext 40.

小题1:Which of the following is TRUE according to the passage?

A．You can enjoy seafood buffet in Kerry Center Hotel on May 13th.

B．Da Zhai Men offers performances and popular Chinese foods 9 hours daily.

C．Having lunch buffet in Mughal’s Beijing Restaurant cost 38 yuan person on weekends

D．Cafe 99 at Regent Beijing offers free chocolates and flowers on Mother’s Day.小题2:This passage is mainly about____.

A．restaurants

B．performances

C．food

D．travel小题3:Which of the following is NOT prepared for Mothers’ Day?

A．Seafood buffet.

B．Sunday buffet.

C．Brunch.

D．Mughal’s Beijing Restaurant.小题4:Where can you eat food while enjoying a lot of performances?

A．At Days Hotel & Suites Beijing.

B．At the Regal Palace Chinese Restaurant.

C．In Da Zhai Men.

D．At the Kerry Center Hotel.

改良生物调节器下切牙帽的作用（）

A.压底下前牙

B.防止下前牙伸长

C.防止下前牙唇倾

D.A+C

E.B+C

情景模拟面试时设置一定的模拟情况，要求被测试者扮演某一角色并进入角色情景中，去处理各种事务及各种问题和矛盾。考官通过对考生在情景中所表现出来的行为，进行观察和记录，以测评其素质潜能，或看其是否能适应或胜任工作。