Australia, which is one of the world's developed countries, has become rich through ________.
All plays are alike to me just as all music is alike to Tony.（）
He would have given you more help, if he ________ so busy.
They are eager _______ abroad.
The sad condition of women working as house servants around the world received much media_____early this year.
The suspect cooperated fully with the police when ______ about his role in the incident.
Since we have a focused subject ，we should not talk ________.
Not until recently_____that Thompson had ben telling the truth all along.
We_____knowledge from our families,schools,jobs,and the mass media.
It is no use arguing _______ the plan because it has been rejected.