Please tell Tom not to leave the classroom unless he ______ that all the lights ______.
| A．makes sure; are turned off |
| B．makes sure; will be turned off |
| C．is made sure; are turned off |
| D．will make sure; will be turned off |
So quickly ____________ is a possibility today may be a reality tomorrow.
| A．are science and technology advancing that |
| B．science and technology advancing are that |
| C．are science and technology advancing that what |
| D．science and technology advancing what that |
Some women a good salary in a job instead of staying home, but they decided not to work for the sake of the family.
| A．could have made | B．should have made | C．would make | D．must make |
Since 1995, people call the Year of the Internet, the world has turned flat thanks to the network.
| A．when | B．which | C．in which | D．by which time |
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 |