______ is sometimes called "cash back." It is an amount paid by way of reduction, return, or refund on what has already been paid or contributed.
举一反三
- ______ is sometimes called "cash back." It is an amount paid by way of reduction, return, or refund on what has already been paid or contributed.
- The money (borrow) ______ from the bank has already been paid back.
- The money ____from the bank has already been paid back. A: borrow B: borrowing C: borrowed D: toborrow
- A cost that has already been paid, or the liability to pay has already been incurred, is a(n):
- A great deal of attention _________ to A(H1N1) flu around the world in the past months. A: is paid B: has been paid C: will be paid D: had been paid