( ) —Whose ruler is it?
—Maybe it’s ________.
A. Peter B. Peters C. Mary’s
()—May I ________ your bike?
—Sure.
A. ride B. riding C. rides
() I’v got a toothache. I’m going to the ________.
A. park B. dentist C.teacher
()—Is the cat ________ the door?
—No, it isn’t. It’s ________.
| A．behind; under | B．in; on |
| C．under; atthe desk. | D．over; behind |
() If I ________ you tomorrow, I will give you the receipt.
A. see B. will seeC. am seeing