—Let’s go for a picnic next Sunday. —Sorry, I can’t. I have to look ____________my pet parrot.
—________is the sweater? —It’s fifty yuan.
We can give old things away to people________.
I learned how________the new computer.
—How long have you________your new bike? —For two weeks.
—________she________doing her homework yet? —Yes,she has.She________it just now.