－Alice, could you help me __________ the meat I want to make some dumplings for dinner.－OK. I’ll do it right away.

He kept thinking of the question whether it was _____ for his father to change the habit of a life time in such a short time. [ ]

he came to love sports,he became much stronger than before.

I don’t understand why you didn’t go to the lecture yesterday afternoon.—I’m so sorry.But I________my homework(2013·湖南，34)

________ blood if you can and many lives will be saved.