还价应该把主要精力放在价格上，关注价格与技术、商务等方面的条件、资料等只会破坏还价的

阅读理解，根据短文内容 , 判断正( T) 误(  F)  。

     Do you know Jaycee Chan? He is my favorite actor. His Chinese name is Fang zuming , Hong

 Kong.  His birthday is December 3rd. His favorite color is black.  His favorite sport is basketball.  He

 likes music and he also likes dancing (跳舞). He sings (唱歌) very well, too.  The sun Also Rises are his

 two movies. I  like them very much. His father is Jackie Chan, I think you  know him. He is a very famous

  actor.

(    ) 1. Jaycee Chan is a singer.

(    ) 2. Jaycee's favorite sport is basketball.

(    ) 3. Jaycee is Jackie Chan's son.

(    ) 4. The Drummers and the sun Also Rise are the name of books.

(    ) 5. Fang zuming likes music and dancing.

我是大法官，对错我来判。（对的打“√”，错  的打“×”） 

1．两个长方体的表面积相等，它们的体积必然相等。 [     ]

2．容积和体积的计算方法相同，所以物体的体积等于容积。[ ]

3．把一正方体的橡皮泥捏成长方体后，形状变了，但体积没变。[ ]

4．长方体和正方体的体积都等于底面积乘高。[ ]

不计算建筑面积的项目有( )。

A．骑楼

B．设备管道夹层

C．花架

D．台阶

E．挑廊

某旅游商店在店堂告示中标明“售出商品，概不退换”。一游客在导游员的带领下购买该商店的商品，后经有关质量鉴定部门认定为不合格产品，旅游者要求退货。依照《消费者权益保护法》的规定，经营者（）。

A.可以坚持“售出商品，概不退换”

B.可以坚持不退款，但可更换同种商品

C.可以坚持不退款，但可购买其他等值商品

D.应当负责退货

读甲、乙两幅半球图，回答下列问题。

甲图表示的是（）半球，乙图表示的是（）半球。