看图完成对话，一空一词。

John: Hi, Tom!  It's me.  Don't  you  _ 1_  me?                

Tom: Oh. hi, John. How are you?

John: Fine.  Do you remember we   _2_   to the West Lake last year?

Tom: Yes. You used to  _3 _ boating, didn't you?

John: Yeah. You were more   _4 _  in swimming.

Tom:  But now I play soccer.

John: Wow!You sure    _5 _  .

1.____    2.           3.___      4. ___      5. ____    

慢性肺源性心脏病患者心脏发生的变化是（）

A.双心室肥大

B.左心室肥大

C.右心室肥大

D.左心房肥大

E.右心房肥大