John, _______ university professor, is considered to be _______ success as ______ expert in the agriculture research.
When I came in, the children pretended ________ and no one even raised their eyes.
This raises questions of cultural relics protection which _____________ to be debated publicly.
–––I think you should phone Jenny and say sorry to her. –––______________. It was her fault.
An unhappy childhood may have some negative effects on a person’s characters; however, they are not always_________,
––– Do you think it's a good idea to make friends with your students?–––________, I do. I think it's a great idea.