桩基础施工质量验收要求，桩位的放样允许偏差为：群桩（）mm；单排桩（）mm。 A.2

男性，65岁。反复咳嗽咳痰3年余，每年冬季发作3个月以上。查体：桶状胸，双肺散在干湿啰音。可能的诊断是（）

A.慢性支气管炎

B.肺结核

C.支气管扩张

D.支气管哮喘

E.慢性阻塞性肺气肿

在一个盒子里放24个大小一样的球，其中红球5个，篮球13个，绿球1个，白球5个，从中摸出1个球．

①摸出______球和______球的可能性相同．②摸出蓝球的可能性是______．

语法填空。

     The Dragon Boat Festival is celebrated on the fifth day of the fifth month according to the Chinese

calendar.For thousands of years,the festival 1._____(mark) by eating zong zi and racing dragon boats

in honour of Qu Yuan,who is said to have committed suicide(自杀) by drowning himself.

     Qu was a minister of the State of Chu 2._____(situate) in the presentday Hunan and Hubei provinces,

during the Warring States Period (战国时期)．He was upright,loyal and highly respected.3._____,he

was dismissed from office.4._____(realize) that the country was in the hands of evil officials,Qu leapt

into River Miluo on the fifth day of the fifth month.Nearby fishermen rushed over to save him but were

5._____(able) to recover his body.

     The people of Chu 6._____mourned Qu's death threw rice into the river to feed his ghost 7._____

year on the day of his death.But one year,the spirit of Qu appeared and told the mourners that a huge

reptile (爬行动物)in the river had stolen the rice.The spirit then advised 8._____to wrap the rice and

bind it 9._____throwing it into the river.

     During the Duanwu Festival,zong zi is eaten to symbolize (象征,表示) the rice offerings to Qu.And

the dragonboat races symbolize 10._____many attempts to rescue and recover Qu's body.

对变压器进行全电压冲击试验，目的是检查变压器的绝缘（）能否承受安全电压和操作（）的考验。

（）有利于改善仓库的服务态度，提高仓库车辆的使用效率，增加仓库收入，方便客户，适用于少量商品的发运。

A、送货制

B、托运制

C、提货制

D、配送制