题目

肌肉注射青霉素后，青霉素最先进人心脏的     A．左心房    B．右心房    C．左心室    D．肺动脉 答案：BA： Good morning,young man.B： Good morning,sir.A： Can I help you?B： Yes,please. (11)         A： (12)         B： I want to join a sports club.A： Can you play soccer?B: No,I can’t.A： Can you play basketball?B： (13)         A： (14)         B： I can swim.A： Oh,you can join the swimming club.B： (15)         A： You are welcome.   A. I want to buy a basketball.   B. I want to join a club.   C. What club do you want to join?   D. What can you do then?   E. Thank you.   F. Yes,I can.   G. No,I can’t.