热点试题

[ 数学 ] 已知点A分有向线段MN所成的比为-2,且M(1,3),N( 32,1 ),那么A点的坐标为

已知点A分有向线段
MN
所成的比为-2,且M(1,3),N( 
3
2
,1 )
,那么A点的坐标为 ______.

2016-05-16 | 0

[ 数学 ] 为纪念四川省汶川地震一周年,龙岗区工会、团委组织全区师生自愿捐鞋活动,已知第一天捐鞋480

为纪念四川省汶川地震一周年,龙岗区工会、团委组织全区师生自愿捐鞋活动,已知第一天捐鞋4800双,第二天捐鞋6000双,第二天捐鞋人数比第一天捐鞋人数多50人,且两天人均捐鞋数相等,设第一天参加捐鞋的人数是x人,则可列方程(  )
A. B.
C. D.

2016-05-18 | 0

[ 数学 ] 下列图形一定是相似图形的是( )A.两个矩形B.两个正方形C.两个直角三角形D.两个等腰三

下列图形一定是相似图形的是(  )
A.两个矩形B.两个正方形
C.两个直角三角形D.两个等腰三角形

2016-05-20 | 0

[ 数学 ] 做10道数学题,小明用了8分钟,小华用了11分钟,小强用了9分钟,( )做得快.A.小明B

做10道数学题,小明用了8分钟,小华用了11分钟,小强用了9分钟,(  )做得快.
A.小明B.小华C.小强

2016-05-21 | 0

[ 数学 ] 在△ABC中,下列等式成立的是 [     ] A.acosC=ccosA B.asinC

在△ABC中,下列等式成立的是 [    ]
A.acosC=ccosA
B.asinC=csinA
C.asinA=csinC
D.acosA=bcosB

2016-05-23 | 0

[ 英语 ] 用括号内所给动词的适当形式填空。 1. She ________ (write) twen

用括号内所给动词的适当形式填空。
1. She ________ (write) twenty pop songs which are liked by fans by the end of last year.
2. ________ (quarrel) with others isn't good manners for everyone.
3. —_______ the price ________ (include) coffee and hamburgers? -I'm afraid not.
4. The teacher told us that three quarters of our earth ________(cover) by water.
5. Everyone knows that the disabled mustn't ________ (laugh) at.
6. We should try our best to prevent the air pollution ________ (live) a happy life.
7. With all lights on, the hall ________ (become) as bright as day when we arrived.
8. How soon do you think we ________ (get) to the hotel?
9. Mr. Green told me that his family ________ (go) for a holiday the next week.
10. —Did you see him come in just now? —No, I ________(type) a letter all the time.

2016-05-28 | 0

[ 英语 ] — Are they sheep— ______________ [     ] A. Y

— Are they sheep?
— ______________[    ]
A. Yes, they are.
B. No, I don't like them.

2016-05-28 | 0

[ 英语 ] _______ you’ve got a chance, you might as wel

_______ you’ve got a chance, you might as well make full use of it.
A.Even thoughB.In caseC. Now thatD.Only if

2016-05-28 | 0

[ 英语 ] It is important that you _____ neatly and tid

It is important that you _____ neatly and tidily _____ you feel confident for an interview.
A.wear; to makeB.have worn; to make
C.wear; madeD.wore; making

2016-05-29 | 0

[ 物理 ] 下列说法正确的是( )A.曲线运动的物体的速度方向不是物体的运动方向;B.曲线运动物体在某

下列说法正确的是( )
A.曲线运动的物体的速度方向不是物体的运动方向;
B.曲线运动物体在某点的速度方向即为该点的切线方向;
C.曲线运动的速度大小可以变化,但速度方向一定不改变;
D.速率大小不变的曲线运动是匀速运动.

2016-06-01 | 0