________byacrowdofpeople,Ifeltnervous,_____whattosay.A.Watching,didn'tknowB.Havingwatched,andnotknewC.Havingbeenwatch,notknownD.Being watched,notknowing
题目
________byacrowdofpeople,Ifeltnervous,_____whattosay.
A.Watching,didn'tknow
B.Havingwatched,andnotknew
C.Havingbeenwatch,notknown
D.Being watched,notknowing
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参考答案和解析
正确答案:D