-Who did it ? Anyone you know? -Well, it be Mr. Smith, but I’m not sure. I shoul
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—Who did it _______? Anyone you know?
—Well, it _______ be Mr. Smith, but I’m not sure. I should have asked who was calling, but I didn’t.
A. look; might B. sound; may C. seem; must D. appear; should
试题答案
B
考查动词。从后面的句意可知是从电话里面听到的，所以前面用sound；may表示可能性的猜测。