泪液引流不畅，但是泪道冲洗通畅，泪点位置正常，最可能的诊断是
A．鼻泪管阻塞
B．鼻泪管狭窄
C．泪总管阻塞
D．以上均正确
参考答案：B
What should I _________ to him? He is very angry with me. [ ]
A. tell
B. say
C. talk
D. speak
玲玲到文具店买一款彩色笔，单价（整元数）已看不清楚，她买了3盒，付给售货员阿姨150元，找回16元．玲玲认为找回的钱不对．请你对玲玲的理由作出解释．
