of the surface of the earth covered with water.
| A．Seven-tens. . . are | B．Seven-tens…is | C．Seven-tenths. . . is | D．Seven-tenths. . . are |
He feels ________ when he was ________.
| A．lonely,lonely | B．alone,alone |
| C．lonely,alone | D．alone,lonely |
—When did you ______ the new computer?
—Well, I _____ it for half a year.
| A．have, have bought | B．buy, have had |
| C．buy, have bought | D．have, have had |
---Tom, why not stop ________ a rest?
--- Oh, no, Mum. It’s so exciting that I can’t stop ___ the kite.
| A．having; flying | B．to have; to fly |
| C．having; to fly | D．to have; flying |
Yesterday Millie _her MP4 to me and said I could _it for a week.
| A．lent; borrow | B．borrowed; borrow |
| C．lent; keep | D．borrowed; keep |
Do you know how long it has been _________service ?
| A．on | B．at | C．in | D．for |