一个盒子里有20个大小形状相同的小球，其中5个红球，5个黄球，10个绿球，从盒子

He is quiet and shy. He likes to hide his eyes behind his hair. He doesn’t smile very often. However, if you talk to him about music, he’ll have a lot to say.

This is Jay Chou, the 33-year-old pop king. His fans are so excited because he will sing songs in Beijing in May. Those songs are their favorite songs.

Jay Chou has a special album “Ye Huimei” named after his mother.Chou grew up just with his mother, he did not talk much and did badly in many school subjects. His mother noticed the boy’s special interest in music and sent him to learn piano when he was only three years old. He loved it and kept on practicing.

Chou is not very handsome. He does not speak clearly when he sings or talks. But the singer has huge crowds of fans. “He is really good at music. It makes him attractive to me,” said Liu Jiajun, a Junior 2 boy.

“He is true to himself. He never follows others,” said Zhang Yuejie, a Junior 1 girl.

小题1:From this passage, we know that Jay Chou _________．

A．is very handsome

B．has a bright smile

C．often makes too much noise

D．can play the piano小题2:His fans are so excited because ________．

A．he will sing their favorite songs in Beijing

B．he has a special album

C．he is good at music

D．he never follows others小题3:When he was a little child, he        .

A．talked a lot every day

B．did well in his study

C．started to like music

D．had huge crowds of fans小题4:According to one of his fans, Jay ________．

A．is a good student

B．has long and beautiful hair

C．can not speak clearly when he sings or talks

D．is very attractive to them小题5:The sentence “He never follows others.” in the last paragraph means          .

A．he always has his own style

B．he likes to walk alone

C．he doesn’t like other people’s songs at all

D．no one can do better than him

如何理解资源与环境经济政策的功能。

经期或经后腹痛，喜温喜按，月经色淡质稀，神疲乏力，下腹积块，腹腔镜检查诊断为子宫内膜异位症。首选方剂是（）

A.膈下逐瘀汤

B.血府逐瘀汤

C.理冲汤

D.少腹逐瘀汤

E.桃红四物汤

血红蛋白

药物分子中引入下列哪一种基团后水溶性会增加

A．烃基
B．卤素
C．磺酸基
D．脂环烃
E．烷氧基