奥氏体不锈钢与珠光体耐热钢焊接时常用的方法是手弧焊。（）

We call the Chinese New Year the Spring Festival. There is a name for each Chinese year. We may call it the year of the sheep, the year of the monkey or the year of the pig. And this year is the year of dragon. Before New Year’s Day, people are busy shopping and cleaning their houses. On New Year’s Eve, there is a big family dinner. After dinner all the families stay up late to welcome the New Year. On the first day of the New Year, people put on the new clothes and go to visit their friends. They say “Good luck” and some other greetings (问候) to each other. People usually have a very good time during the festival.

小题1:How many Chinese festivals are talked about in this passage?

A．One

B．Two

C．Three

D．Four小题2:We can find that every Chinese year is given ______ name.

A．an animal

B．a plant

C．a family

D．a full小题3:The underlined phrase “stay up” in the passage means “______”.

A．建造

B．张贴

C．熬夜

D．起立小题4:On New Year’s day, people say “______” to each other when they meet.

A．Merry Christmas

B．Good luck

C．Happy New Year

D．Both B and C小题5:The best title (标题) for this passage is ______.

A．Good time

B．The Spring Festival

C．Big dinner

D．The Year of the Dragon

创业风险

图18-1-33所示电路ab端口电压电流关系式是（）。

A．U=2.5-4.5I

B．U=22.5-4.5I

C．U=2.5-7I

D．U=2.5+4.5I

治疗亚急性细菌性心内膜炎，早期应用大剂量长疗程杀菌剂的理由是（）

A.消灭潜伏在血液中的致病菌

B.消灭隐藏于赘生物内高密度的致病菌

C.保持较高和稳定的血药浓度

D.消灭血中流动致病菌

E.减少体循环栓塞事件

19世纪晚期，在德意志第二帝国，皇帝有权任命帝国首相和官员，有权召集和解散议会。军官地位高于政治家，议员被称为“绵羊脑袋”，德意志皇帝发出的第一道法令就是“致我的军队”。这一切表明（）

A.德国实行君主专制制度

B.政治生活中存在严重的专制主义和军国主义色彩

C.德国出现了历史的倒退

D.议会民主政治在德国没有发挥出任何有益的作用