Match the items on the right to the items on the left by dragging them over. Your score is calculated by adding up the scores for all the questions that have been answered so far (correct and wrong tries), and changing the result into a percentage.
I don't mind buying ___________ books because they can be cheaper than purchasing brand new ones.
She bought the book for only twenty ___________.
If you _____________ buying books until the beginning of the school year, you probably won't find older and cheaper used books in the bookstore.
After talking with him for an hour, I finally ______________ that he really didn't want to buy my books after all. I wish he would have told me this earlier.