热点试题

[ 物理 ] 如图所示,实线是一列简谐横波在t1 = 0时的波形图,虚线为t2=0.5s时的波形图,已知

如图所示,实线是一列简谐横波在t1 = 0时的波形图,虚线为t2=0.5s时的波形图,已知0<t2-t1<T, t1 = 0时,=2m处的质点A正向y轴正方向振动。则波的周期为      s; 波速大小为        m/s。

2016-05-16 | 0

[ 数学 ] 解方程。

解方程

2016-05-18 | 0

[ 数学 ] 在一次向“希望工程”捐款活动中,若已知小明的捐款数比他所在的学习小组中13人捐款的平均数多

在一次向“希望工程”捐款活动中,若已知小明的捐款数比他所在的学习小组中13人捐款的平均数多2元,则小明在小组中捐款数为[    ]
A. 不可能是最大的
B. 可能排在第12位
C. 不可能比捐款数排在第7位的同学少
D. 可能是最小的

2016-05-18 | 0

[ 数学 ] 将括号的数改写成以“万”作单位的数光的传播速度是每秒(300000)千米______.

将括号的数改写成以“万”作单位的数
光的传播速度是每秒(300000)千米______.

2016-05-21 | 0

[ 数学 ] 列竖式计算 0.58×0.12=21÷24=2.508÷1.2=1.57÷3.9(保留两位

列竖式计算
0.58×0.12=21÷24=2.508÷1.2=
1.57÷3.9(保留两位小数)70.7÷33(商用循环小数表示)

2016-05-21 | 0

[ 数学 ] 设,则、、的大小关系是(     )A.B.C.D.

,则的大小关系是(     )
A.B.
C.D.

2016-05-23 | 0

[ 数学 ] sin(π-α)cos(-α)=( )A.12sin2αB.-12sin2αC.sin2α

sin(π-α)cos(-α)=(  )
A.
1
2
sin2α
B.-
1
2
sin2α
C.sin2αD.cos2α

2016-05-23 | 0

[ 英语 ] The well-dressed gentleman______ to be a crim

The well-dressed gentleman______ to be a criminal, which , of course, surprised many readers.
A.turned toB.turned outC.turned downD.turned up

2016-05-28 | 0

[ 英语 ]  Place of InterestBeihu Park Dongjiang LakeMo


 
Place of Interest

Beihu Park

Dongjiang Lake

Mount Mang
Location (位置)
Beihu District
Zixing City
Yizhang county(县)
Phone Number
2886699
3329666
3726868
Price of Ticket
Free
¥150
¥120
Description
An musement park with a big lake
a lake with plenty of fresh fish
A famous forest park
小题1:You can visit a famous forest park in_____________.
A. Beihu District   B. Zixing City   C. Yizhang county
小题2:If you don’t know how to go to Beihu Park, you can call ______ to get information.
A. 2886699  B. 3329666   C. 3726868
小题3:Dongjiang Lake is famous for _______.
A. birds      B. fresh fish       C. plants
小题4:If you and your parents visit Mount Mang, you need to pay ___________.
A. ¥120  B. ¥240     C. ¥360
小题5:Which is Not true according to the travel information?
A. You can go to Beihu park for free.
B.Mount Mang is in Zixing County.
C.The price of the ticket for the Dongjing Park is the highest.

2016-05-28 | 0

[ 英语 ] 根据所给提示填空。 1. If you're s_____________ and you

根据所给提示填空。
1. If you're s_____________ and you know it, sit and cry.
2. If you're h_____________ and you know it, fan your face.
3. If you're t_____________ and you know it, go to sleep.
4. If you're c_____________ and you know it, stamp your feet.
5. If you're h_____________ and you know it, turn on the fan (电扇).

2016-05-28 | 0