---Alice, you look puzzled, Have you understood it?
---Yes．I _____another problem just now．
| A．l have thought of | B．am thinking of |
| C．had thought of | D．was thinking of |
The little boy came riding at full speed down the motorway on his bicycle.
it was!
| A．What a dangerous scene | B．What dangerous a scene |
| C．How a dangerous scene | D．How dangerous the scene |
When the thief found the police had alreadyhim, he ran away quickly.
| A．realized | B．known | C．spotted | D．stared |
As we all know, practicing Yogaour health; that is to say, our health can it.
| A．benefits to; benefit |
| B．benefits; benefit from |
| C．benefits from; benefit |
| D．benefits; are benefited from |
we need more practice is quite clear.
| A．When | B．What | C．That | D．/ |
Our holidays three weeks.
| A．limit | B．limit to |
| C．are limited to | D．are limited by |