一级服务标准中保洁服务要求高层按层,多层按幢设置垃圾桶,每日清运()。 A.1次

题型:单项选择题

问题:

一级服务标准中保洁服务要求高层按层,多层按幢设置垃圾桶,每日清运()。

A.1次

B.2次

C.不少于2次

D.无具体规定,只需保洁垃圾桶清洁、无异味

考点:物业管理基本制度与政策二、物业管理服务二、物业管理服务题库
题型:单项选择题

— Does a kangaroo has a pouch? 

— ____________[ ]

A. Yes        

B. No        

C. /

题型:单项选择题

( )是进行施工成本偏差分析最常用的一种方法。

A.表格法

B.横道图法

C.曲线法

D.直方图法

题型:单项选择题

读下面的短文,根据短文的意思用括号内的所给词的正确形式填空

Jack loved ice cream. He wanted to have ice cream every day.

On his birthday, Jack wanted ice cream, but his parents小题1:_______ (give)him a pet turtle as a present instead. Jack tried to teach his turtle to play games, but it couldn’t carry a ball in its mouth. It couldn’t jump high or run very小题2:_______ (quick). Jack didn’t really like his turtle. He thought it was a boring pet.

One day, he 小题3:_______ (take)the turtle out of its box and found it didn’t move. Jack took it to his mom. “Mom,” he said. “My turtle is not 小题4:_______ (move). I think it’s dead.”

“Don’t be sad,” she said. “We’ll put him in a box and bury (埋) him. Then we’ll go to the store and have some ice cream to make you feel 小题5:_______ (good).”

Ice cream! Jack began to feel happy. Then his mother saw the turtle move.

“It’s all right!” she said. “Your turtle isn’t dead after all!”

“Oh,” said Jack. “Can I kill it?”

题型:单项选择题

运用化学知识,对下列日常生活中一些事物的分析正确的是(  )

A.铜制品在潮湿的空气中不会生锈

B.关闭门窗用木炭火烤,易发生煤气中毒

C.用食盐水除出水壶中的水垢

D.食品中充N2可防腐,因为N2能消毒杀菌

题型:单项选择题
如图所示,垂直纸面的匀强磁场分布在正方形虚线区域内,电阻均匀的正方形导线框abcd位于虚线区域的中央,两正方形共面且四边相互平行.现将导线框先后朝图示两个方向以V、3v速度分别匀速拉出磁场,拉出时保持线框不离开纸面且速度垂直线框.比较两次移出磁场的两过程中,以下说法正确的是(  )

A.导体框ab边中产生的感应电流方向相反

B.导体框cd边两端电势差的大小相同

C.通过导体框某一截面的电量相同

D.导体框中产生的焦耳热相同

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