The Japanese government stubbornly claimed the ownership of Diao Yu Islands belonging to China, ______ greatly hurt the friendship between the two peoples.
I really ______ whether we win or lose.
You’ve done much of the work, and please leave ______ to us.
Don’t ______ a person only because he has failed in an examination.
Though we spent a lot, we think it _____ because we succeeded in the end.
She won a Nobel Prize for her scientific ______.