铆钉头铆偏的缺陷是由于（）所致。A.铆钉杆长 B.铆钉杆短 C.铆钉直径较大 D.顶

Beijing Half –Day Tour

Languag

We have more than 20 guides and they can speak English and Chinese.

Time and place

Our bus will wait for you at your hotel at 9:00 a.m.or2:00 p.m. And we’ll drine you bdck to your hotel at about 1:00 p. m. or6:00 p. m.

Itinerary(行程)

First, visit the Drum tower dating（追溯到）from 1420 . you can climb up the big Drum Tower and look at the old Beijing buildings – hutong and siheyuan. Then drive to Mr. Kang’s courtyard (庭院) for a cup of tea. After the tea break, ride a bicycle to Dajinsi Hutong, the most famous hutong in the Shichahai area . Then walk to the prince Gong’s Mansion (恭王府) . After that, you can go back to the hotel.

根据以上内容，选择最佳答案。

小题1:IF the Whites get up at 10:00 a. m .,they can start the tour at     

A．9:00 a. m.

B．1:00 p.m.

C．2:00 p.m.

D．6:00 p.m.小题2:The visitors go to Dajinsi Hutong     

A．by bike

B．by car

C．on foot

D．by bus小题3:The visitors can visit       places.

A．two

B．three

C．four

D．five小题4:Which of the foU owing is TRUE ?

A Guides in this travel agency旅行钍can speak three languages

B The Drum Tower has a history of more than 600 years

C Visitors can drink some tea in the Drum Tower

D The prince Gong's Mansion is the last place to visit

小题5:We may read this pasage from  

A．a stotybook

B．a newspaper

C．a menu

D．a movie ticket

水质监测一般在现场测定指标有（）等。

中国气象事业发展战略任务要求必须发展具有（）.

A.国际领先水平

B.国际一流水平

C.国际先进水平

D.国际发达水平

《中华人民共和国合同法》规定，当事人（），可以解除合同。

A.共同协商

B.协商一致

C.单方同意

D.一方要求

有关细菌的致病性，下列说法错误的是（）

A.细菌的致病性有种属特征

B.不同细菌所致疾病的病理过程大致相同

C.细菌致病力的强弱称为细菌的毒力

D.细菌毒力与宿主的免疫功能有关

E.同种细菌不同型别毒力可有差异