______ your answers ______ those at the back of the book to see if they are right.A．Compar

I have much business that has ____ my answering your letter.

Are those your books？ I want to borrow some good _____. A. one B. once C.

Are those your ______？A、bookesB、boxsC、booksD、apple

Some wrong answers were marked right and, ________, some right answers had been rejec

“Which books are yours ？” “Oh，_____ over there，of course.”A.thisB.thatC.theseD.those

If you want to win a prize you have to send your answer to ____.A the June issue of Fr