题目内容：

10 He pretended____me when I passed by
Anot to haveseen Bnot to beseeing Cnot seeing

优质解答

He pretended____me when I passed by
A not to have seen B not to be seeing C not seeing
本题考查非谓语动词用法,pretend后面接动词不定式,这里动作应该是和pass同时发生的,用动词不定式的进行时态.所以选B.