第2鳃裂瘘()
A．瘘管穿越颈动脉分叉
B．瘘管跨越颈动脉之前
C．瘘管跨越颈动脉之后
D．瘘管跨越颈内静脉之后
E．瘘管跨越面神经
参考答案：A
下列血管内流动的血液为动脉血的是[ ]
A．上腔静脉
B．下腔静脉
C．肺静脉
D．肾静脉
Speaker A: Professor Lee, can I come to see you about my presentation this evening
Speaker B: ().
A. Yes. Is 8 o’clock a convenient time
B. Fine. Please come by Bus No.2.
C. No. Never mind.
D. Oh. That’s my pleasure.
