Mr. White, along with his assistants, ______ on the project day and night to meet the deadline.
| A．work | B．working | C．is working | D．are working |
.The Chinese language differs from many Western languages___________it uses characters which have meanings and can stand alone as words.
| A．unless | B．until | C．now that | D．in that |
.Don’t be frightened by sharks as there is___________chance of being hit by lightning than being attacked by a shark.
| A．as thirty times great as | B．as thirty times great |
| C．thirty times as great | D．thirty times greater |
.Polly found herself_________ up at a man_________with his hand___________on her arm.
| A．staring; standing; resting | B．stared; stood; rested |
| C．stare; stood; rested | D．to stare; standing; resting |
The possibility____ pleasant smells might reduce pain has recently been suggested by new research.
| A．which | B．why | C．that | D．whether |
_______ a dark night, they took the sick boy to the hospital. And after an hour’s curing, the boy was out of danger very soon.
| A．With | B．At | C．On | D．In |