—May I borrow these books? —Certainly. You can borrow ________ of the two books, but you can’t borrow ________.
Annie has a ___________,and she is going to see her dentist today.
---What do you know about kite surfing? ----It is _________ exciting water sport.
Everyone in our class ___________ to take part in the English Speech Contest.
My deskmate asked me ___________.
His uncle would rather ___________ the old bike than ___________a new one.