15. A world-famous ballet company’s 42-year absence from Beijing will end it brings a new production to the stage this week.
| A．since | B．when | C．unless | D．until |
When we visited my old family home, memory came ________ back.
| A．flooding | B．to flood |
| C．flood | D．flooded |
________ and short of breath, Andy and Ruby were the first to reach the top of Mount Tai.
| A．To be tried | B．Tired |
| C．Tiring | D．Being tired |
For breakfast he only drinks juice from fresh fruit ________ on his own farm.
| A．grown | B．being grown |
| C．to be grown | D．to grow |
All the villagers set out to the forest __________ the lost boy.
| A．in need of | B．in charge of | C．in hope of | D．in search of |
It was about 600 years ago __________ the first clock was made.
| A．that | B．until | C．before | D．when |