You may use my PSP _____ you return it before next Tuesday.
| A．as long as | B．although | C．in case | D．unless |
The language used in advertisements differs from used in ordinary readings.
| A．which | B．what | C．that | D．it |
Loulan City is not at all a traveler who has never seen the desert before can expect.
| A．that | B．what | C．which | D．where |
－I don’t want to move to that city. It is heavily polluted.
－Pollution is common. The city here is .
| A．no less clean | B．not cleaner | C．no cleaner | D．not less clean |
—He failed again.
—The of too much time to computer games leaves too little time for studying.
| A．use | B．cost | C．devotion | D．expense |
Following the successful Beijing Olympic shanghai 70 million people for the 2010 World Expo.
| A．expects | B．is expected | C．is expecting | D．has expected |