Question

I listened carefully to his long boring speech, but could no

Answer 1

C

短语辨析。A挑选出；B使出现,使显明;公布,出版；C辨认出，理解；D发出；耗尽；结合句意可知C正确。句意：我仔细地听了他那个很长且让人厌倦的演讲，但是不能理解他所说的内容。