探究性教学的方法步骤是（）。 A.制订方案、分配选题、获取信息、梳理分析、形成结果、

阅读理解。

     "You and me, from one world, heart to heart. We are one family. For dreams, we travel

thousands  of miles. We meet in Beijing. Come together. The joy we share.

     You and me, from one world. For ever we are one family."

     This is the theme(主题) song of the 2008 Beijing Summer Olympics -You and Me. Liu

Huan and Sarah Brightman sang the song in the Opening Ceremony (开幕式) of the 2008

Beijing Olympics. Sarah is a famous British singer. The song lasts four minutes and ten seconds.

"It is a very simple song, but it is also a great challenge (挑战) to me. The easiest is the most

difficult," said Liu Huan. Sarah couldn't believe her eyes when she saw the invitation (邀请) to

sing the song. "It's a great honor(荣幸) to me. I'm very lucky," Said Sarah Brightman.

     You and Me is quite different .It is slow and full of love, care and friendship. And it sounds

beautiful and keeps to the game's theme of "One World, One Dream". All the people in the

world are just one big family.

根据短文内容，判断下面句子的正(T)误(F)。

( ) 1. You and Me is the theme song of the 2008 Beijing Summer Olympics.

( ) 2. Liu Huan and Sarah Brightman sang the theme song together.

( ) 3. You and Me last more than five minutes.

( ) 4. Sarah was very surprised when she saw the invitation to sing the song.

( ) 5. The song is very simple, but full of love, care and friendship.

诊断乳癌可靠的特殊检查是

A．放射性核素检查

B．钼靶照相

C．红外线扫描

D．乳腺超声

E．细针穿刺

盆景制作常用树木种类有：松柏类、观花类、（）类、观叶类、杂木类、藤木类和花草类。

热力除氧的基本原理是：（）。

A、把水加热到沸点温度

B、把水加热到相应压力下的沸点温度

C、把水加热到100度以上

人文社会科学的经济建设功能