热点试题

[ 数学 ] 在数轴上把下列各数表示出来,并用“<”连接各数.-|-2.5|,-3.5,2,0,-1.

在数轴上把下列各数表示出来,并用“<”连接各数.
-|-2.5|,-3.5,2,0,-1.

2016-05-17 | 0

[ 数学 ] 若x,y是实数,且,求的值。

若x,y是实数,且,求的值。

2016-05-18 | 0

[ 数学 ] △÷□=6…2,□里最小填( )A.1B.2C.3

△÷□=6…2,□里最小填(  )
A.1B.2C.3

2016-05-21 | 0

[ 数学 ] (20二2•酉阳县模拟)李强看1本故事书,第1天看了25页,第二天看了这本书的二4,还剩下

(20二2•酉阳县模拟)李强看1本故事书,第1天看了25页,第二天看了这本书的
4
,还剩下62页没有看,那么李强第9天应该从第几页开始看起?

2016-05-21 | 0

[ 数学 ] 等差数列{an}的前n项和为Sn,且9a1,3a2,a3成等比数列,若a1=3,则S4=

等差数列{an}的前n项和为Sn,且9a1,3a2,a3成等比数列,若a1=3,则S4=

A.7
B.8
C.12
D.16

2016-05-24 | 0

[ 语文 ] 依次填人下列各句横线处的词语,最恰当的一组是 [     ] ①德国人做事风格总体比较  

依次填人下列各句横线处的词语,最恰当的一组是[    ]
①德国人做事风格总体比较                      ,而我们中国人办事相对比较灵活,两者的优势如果能结合起来,往往可以达到很好的成效。     
②当列车迎面呼啸驶来的时候,我的心都快提到嗓子眼了;可当火车的隆隆声慢慢地________________时,我就像经霜的茄子,因为我没有接到她。     
③房地产行业经过了甚嚣尘上、泥沙俱下的高速发展的年代,现在已经到了                      的年代,即回到房地产的本质:为社会和人们提供符合时代特征的建筑产品,并以此推动社会的进步。
A.严谨
B.严紧  
C.严紧
D.严谨
消失
消失  
消逝  
消逝
沉淀
沉积
沉积
沉淀

2016-05-27 | 0

[ 语文 ] 仿照下面画线句子,另写两个句子(6分)大自然每天都给人很多有益的启示。成熟的麦穗低垂着头,

仿照下面画线句子,另写两个句子(6分)
大自然每天都给人很多有益的启示。
成熟的麦穗低垂着头,那是在教我们谦虚。
含羞草默默收拢叶片,那是在教我们切莫张扬。
是的,大自然是最好的老师,只要我们肯学,天天都会有收获。

2016-05-27 | 0

[ 英语 ] At a supermarket in County Durham, England, t

At a supermarket in County Durham, England, the workers are getting ready for some lessons in sign language (手语). They are excited to meet their teacher — two-year-old Diana Graham. The little girl will teach them how to communicate with deaf(聋的) customers(顾客).
Diana is a wonder child. She began to use sign language to “speak” to her deaf mother before she said her first word. So whenever the phone rings or there’s a knock at the door, her mother can be quickly told by her.
Diana understands the sign language well. Her mother even reads story books to her in sign language. Her grandmother said, “Diana started signing at about five months. She is so clever for her age.”The supermarket officials couldn’t think of a better sign language teacher for their workers. So they asked Diana to give some lessons to the workers. They hoped that her lessons would help the workers communicate better with deaf customers during their shopping.
小题1:Who will teach the workers to learn sign language?
A.DianaB.Diana's mother
C.The supermarket officesD.the worker themselves
小题2:When did Diana begin to use sign language?
A.At the age of two
B.When she was born
C.Before she said her first word
D.When she was five months
小题3:Diana understands the sign language well because __________.
A.she is old enough
B.she is clever
C.her grandmother teaches her
D.her mother communicates with her in it
小题4:The officials asked Diana to give some lessons because they thought __________.
A.she had a big vocabulary
B.she started signing at about five months
C.she could read the story in sign language
D.she could teach the workers to communicate better with deaf customers.
小题5:Which of the following is NOT true?
A.Diana’s mother is deaf.
B.The workers in the supermarket want to learn sign language.
C.Diana wants to be a teacher at the supermarket to make money.
D.Diana knows much about sign language when she is two years old.

2016-05-27 | 0

[ 英语 ] Lu Xun(鲁迅)was famous ______ a writer.A.forB.a

Lu Xun(鲁迅)was famous ______ a writer.
A.forB.asC.ofD.with

2016-05-28 | 0

[ 物理 ] 为探究声的产生条件是什么,有人建议以下几个实验方案,你认为能说明问题的实验是: [    

为探究声的产生条件是什么,有人建议以下几个实验方案,你认为能说明问题的实验是:[    ]
A. 在钟罩内的闹钟正在响铃,把钟罩内空气抽去一些后,铃声明显减小
B. 拨动吉他的琴弦发出声音时,放在弦上的小纸片会被琴弦弹开
C. 吹响小号后,按不同的键使其发出不同的声音
D. 把正在发声的收音机密封在塑料袋里,放入水中,人们仍能听到收音机发出的声音

2016-05-29 | 0