对于锻炼肌肉的体积来言，（）次范围是最理想的。

—Bruce was killed in a traffic accident.

—________ I talked with him yesterday morning!

A．What a pity!

B．I beg your pardon?

C．Sorry to hear that.

D．Is that so?

左喉返神经位于（）

A.气管右侧

B.气管食管沟内

C.椎前筋膜深面

D.前斜角肌前方

E.颈动脉鞘内

—__________

— It’s my sister, Alice. [ ]

A. What’s your name?  

B. What’s this?  

C. What’s that?  

D. Who’s that?

气陷病变多见于（）。

A.心

B.肺

C.脾

D.肝

E.肾