Dear Lin Tao,

How are you? Thanks for your letter. You want to    小题1:    something about my school life in your letter. Let me   小题2:   you now.

America is a nice  小题3: , and people here are very friendly. My sister and I go to the   小题4:   school . We have classes   小题5: Monday to Friday, and six classes every day. I like history very much.I think it’s very    小题6:  . On Sundays, my father often ____小题7:__ us to the park.

I have many __小题8:___ in my school. They often ask me something about China. After class, I like____小题9:__football with them. It’s my favorite outdoor activity.

What’s your favorite subject? Do you like your school life? Please write__小题10:___ me.

Yours,

Tom                                       

慢性阻塞性肺气肿的体征，下列哪项是不正确的（）

A.呼气相延长

B.心音遥远

C.呼吸音减低

D.桶状胸

E.管状呼吸音