某病人对普鲁卡因过敏，又需用局麻药作表面麻醉，最好选用哪种局麻药（） A.丁卡因 B

“风车之国”的风车是用来（　　）

A．观赏的

B．向堤外提水的

C．吹风的

D．自然的

噻嗪类利尿药的临床应用有

A．消除水肿

B．降血压

C．治疗心衰

D．抗心律失常

E．治高血钙

汉译英：“承兑交单；付款交单；货到即付”，正确的翻译为：( )

A．document against acceptance; document against payment; payment against arrival

B．document against payment; document against acceptance; payment against arrival

C．document against acceptance; payment against arrival; document against payment

D．payment against arrival; document against payment; document against acceptance

使用ADSL拨号上网，需要在用户端安装______协议。

A．PPP
B．SLIP
C．PPTP
D．PPP_oE

黄色中线、黑色边沿的的标线是（）。

A.机位安全线

B.车道中心线

C.飞机滑行线

D.车道停止线