____ we know now, oceans cover more than 70 percent of the earth.
| A．That | B．Which | C．As | D．What |
The teacher stressed again that the students shouldn’t __________ any important details while retelling the story.
| A．bring out | B．let out | C．leave out | D．make out |
If your car isn’t insured, you may ________ losing everything when it hits something solid.
| A．delay | B．deny | C．risk | D．avoid |
The traffic problems have severely affected economic development. ________, we must spare no efforts to solve them.
| A．Furthermore | B．Therefore | C．Meanwhile | D．Nevertheless |
Compared with her sisiter, Jerry is even more _______ to, and more easily troubled by, emotional and relationship problems.
| A．sceptical | B．addicted | C．available | D．sensitive |
The real threat of fraud(欺诈) on the Internet has highlighted the fact ________ consumers fear shopping on line.
| A．what | B．that | C．when | D．which |