—Excuse me, will the plane for Beijing within an hour?—I’m not sure. You can go to the Information Desk for help.
—Would you mind _______ me solve it? —_______.
Amy ____ the school library. She ______ books three times a week.
—Could you tell us _______? —About five minutes.
Thank you for giving us some useful advice _______ how to deal _______ the problems.
Things made of plastic are usually _______, but they are _______ to get polluted.