情景交际：根据上下文补全对话。

Peter: What's your 1______ subject, Lily?

Lily: Well, I like math 2______. It's 3______.

Peter: Interesting? Math is boring. Science 4______ my favorite. It's very interesting, 

and Mr Green is a good teacher. So, who's your math teacher?

Lily: Mrs Gao. She's great, though she is a bit strict with us.

Peter: 5______. do you have math class?

Lily: I have math 6______ Monday, Wednesday 7______ Friday. What 8______ you?

Peter: I have math on Monday and Thursday.

Lily: 9______ your favorite day?

Peter: Tuesday. 10______ I have science that day.

Lily: Oh, I see.

关于细菌性肝脓肿，下列哪项叙述恰当（）

A.大部分是胆源性肝脓肿

B.致病菌多为革兰阴性球菌

C.脓液多为棕褐色，涂片可能无细菌

D.多见于右叶，单发

E.手术引流是唯一有效的方法