两个完全相同的矩形铁尺随意放在桌面上（不构成轴对称图形），你能通过轴对称变换使得

To use a foreign language effectively, you need to understand the culture________ it is spoken.

A．what

B．where

C．why

D．which

肝内胆管出血应采取的措施是（）

A.奥美拉唑静脉点滴

B.胃大部切除

C.三腔二囊管压迫

D.肝叶切除术

E.高选择性迷走神经切断

I finally persuaded her to see the new film “If You Are The One II” directed by Mr. Feng, ________ she didn’t want to.

A．even if

B．now that

C．so that

D．as if

高频阻波器引线不应有（）现象。

A.散股

B.扭曲

C.断股

D.落灰