_____ the chapter four times, I finally understood the author's theory.
We wouldn’t go to Philippine for our vacationwe could afford it.
—Have you got any books on English grammar? I’d like to borrow. —Yes, here you are.But you must return it by Friday.
More than fivedoctors and rescuers have got to Yushu County up to now.
Don’t give up regardless of difficulty and failure, you’ll never achieve your goals
.—I’ll do the washing – up.Jack, would you please do the floors? —.