______ life pace continues to speed up, we seem to be losing the art of enjoyment.
| A．With | B．When | C．While | D．As |
The pop star walked out of the stage, ______ her hands to her crazy fans.
| A．waving | B．was waving | C．waved | D．to wave |
Not until he left his home ______ to know how important the family was for him.
| A．did he begin | B．had he began | C．he began | D．he had begun |
It is reported that the newly-built studio is _______ badly.
| A．equipped | B．equaled | C．supplied | D．offered |
If you happen to get lost in the wild, you’d better stay ______ you are and wait for help.
| A．why | B．where | C．who | D．what |
All the trees are ______ with fruit, promising a harvest year.
| A．covered | B．buried | C．surrounded | D．heavy |