﹣The Whites have___Hong Kong
﹣Oh，really？ I have never ____ there before．（ ）
A．been to， goneB．gone to， been
C．been to， gone toD．gone to， been to
I don't know he will come or not this afternoon．（ ）
A．ifB．whenC．whether
﹣ did you write to last night？﹣A pen pal．（ ）
A．WhatB．WhereC．Whom
She is listening to music he is doing his homework．（ ）
A．afterB．beforeC．while
He is at English than me．（ ）
A．goodB．betterC．best
It's our duty our hometown clean and beautiful．We must do something for it．（ ）
A．keepingB．keepsC．to keep