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问题 解答题

把一块棱长10cm的正方体铁块熔化铸成一个底面积为300cm2的圆锥体，这个圆锥的高是多少厘米？

答案

10×10×10=1000（cm3），

1000×3÷300=10（cm）；

答：高是10厘米．

阅读理解

阅读理解。

     This is Jim's room. It's a nice room. There are some pictures on the wall. There is a desk and a chair

in his room. There is a sofa and a bookcase, too. The desk is between (在……之间) the bed and the

bookcase. His schoolbag and pencil case are on the desk. Some pencils, a pen and a ruler are in the

pencil case. Jim's sofa is near the desk. His baseball is under the bed.

1. There is ________ in his room．

A. a desk and a chair          

B. a desk and some chairs

C. a chair and some desks      

D. some chairs and desks

2. The desk is between the ________ and the ________

A. sofa; bookcase  

B. bed; bookcase

C. bed: sofa    

D. bed; pencil case．

3. Jim's pencil case is ________

A. on the desk      

B. next to the desk  

C. under the bed  

D. in the desk

4. Jim's bed is near the ________

A. sofa          

B. plants        

C. desk        

D. chair

5. Jim's ________ is under the bed．

A. pen          

B. baseball．    

C. ruler        

D. pencil case
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选择题

读图，回答题。

小题1:关于图中A和D两点的说法，正确的是

A．A的线速度比D小

B．A的线速度和D一样

C．A的角速度比D大

D．A的角速度和D一样小题2:春分日这一天

A．A和D昼长夜短

B．太阳直射AG纬线

C．B比C先看日出

D．A比B先到看日出
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