问题
often heard the ABC Song ________,but I have never heard Alice ________ it.
A:to be sung; to sing
B:being sung; sang
C:sung; sing
D:sang; singing
B:being sung; sang
C:sung; sing
D:sang; singing
正确答案是：
同类题型
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are you 1istening to me–Sorry, Dad. I _______ to make sense of what thereporter said.
Three quarters of some children’s spare time wasted watching TV －that can explain why they are lazy.