I have never heard him complain. He is always willing to help（翻译)

I have heard of him.（英译中)

Having heard so much about Mr. Smith, they were ______ to meet and have a chat with him.A．

I only know the man by ______ but I have never spoken to him.[2001]A．chanceB．heartC．sightD

1 know Bob______but I have never actually spoken to him.A．by sightB．out of sightC．in sight

How beautifully she sings! I have never heard ______.A.the better voiceB.the best voiceC.a

How beautifully she sings! I have never heard____.A.the better voice B.a good voice C.the best voice