在一个长14.8cm,宽6.4cm的长方形纸中,能剪( )个半径1cm的圆。

题型:填空题

问题:

在一个长14.8cm,宽6.4cm的长方形纸中,能剪(    )个半径1cm的圆。

考点:圆的面积正方形的面积
题型:填空题
如图所示为两列相干水波在t=0时刻的叠加情况,其中实线表示波峰,虚线表示波谷.若两列波的振幅均保持5cm不变,波速和波长分别为1m/s和0.5m,C点是BD连线的中点.则下列说法正确的是(  )

A.A、D点振动始终加强,B点振动始终减弱

B.C点始终保持静止不动

C.t=0时刻,A、B两点的竖直高度差为10cm

D.在t=0至t=0.25s的时间内,B点通过的路程为20cm

题型:填空题

提示膀胱损伤的表现是()

A.血尿

B.假性尿失禁

C.排尿障碍而膀胱空虚

D.导尿管不易插入

E.下腹部腹膜刺激征

题型:填空题

我国宗教界从2012年起每年开展“宗教政策法规学习月”活动,通过多种方式组织宗教界人士和信教群众学习党和国家的宗教政策法规,增强国家意识、公民意识、法律意识。这说明 [ ]

A、我国政府依法对宗教事务进行管理   

B、我国宗教坚持独立自主自办的原则

C、我国宗教信仰自由权利得到切实的保证

D、我国宗教界积极与社会主义社会相适应

题型:填空题

The other day my brother Tom was beginning his 56.______
motorbike then our neighbor, Mary came out and asked 57.______
him if he was going near the station. So he offered her a lift.
She got at the back of the motorbike and 58.______
they drove away. Just before they reached to the station 59.______
a policeman waved to them to stop. "Excuse me, sir," he said,
"You are not sitting on that motorbike properly. "
"What’s matter with the way I’m sitting" my brother 60.______
asked in surprise. "Not you sir. It’s a young lady," said 61.______
the policeman, "In this country side-saddle(偏座) is not62.______
permitted when one ride a motorbike.”Mary made an excuse 63.______
that she was from Italy,where it isn’t.considering to 64.______
break the law when people take the side-saddle.
The policeman shook head and drove away. 65.______

题型:填空题

临时取消订房的客人通常是饭店()的对象。

A、最难打交道

B、应列入“黑名单”

C、争取和保留

D、不稳定

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