________ that I was puzzled.
| A．So difficult a question did he ask me |
| B．Such difficult a question did he ask me |
| C．Such a difficult question he asked me |
| D．He asked me a so difficult question |
.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 |
.As we all know, the UK ________ four parts: England, Scotland, Wales and Northern Island.
| A．is consisted of | B．is made  up of |
C．is made of | D．consists |