单侧上肢血压降低、脉搏减弱，提示狭窄的动脉是（）.A.同侧颈动_爱下问搜题

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问题单项选择题

单侧上肢血压降低、脉搏减弱，提示狭窄的动脉是（）.

A.同侧颈动脉

B.同侧锁骨下动脉

C.同侧颅外椎动脉

D.同侧颅外动脉

E.同侧锁骨上动脉

答案

参考答案：B

选择题

The two girls are twins. ________ names are Lucy and Lily.[ ]

A. They

B. They're

C. Their

D. Theirs

选择题

Could you ___ this 10-dollar bill so I can make a phone call?

A．divide

B．tear

C．break

D．cut