Just like fingerprints, each person’s DNA is ________unless he has a twin．
| A．unusual | B．normal | C．various | D．unique |
_____ and out of breath, we reached the top of the mountain and stopped _____ the beautiful scenery.
| A．Tiring; to admire | B．Being tired; admiring |
| C．Tired; to admire | D．Tired; admiring |
The performance of the host, _____ to please the audience and draw their attention, was greeted with a cold silence, however.
| A．had intended | B．intended |
| C．being intended | D．to intend |
Some of the schools in Shanghai have moved one step closer to _____ with the global education community.
| A．being connected | B．connect |
| C．having connected | D．be connected |
The teacher asked more _____ to prevent the students’ eyes from being injured.
| A．to do | B．done | C．to be done | D．being done |
The beach is so beautiful that it is worthwhile, I think, _____ for a short holiday.
| A．of going | B．to be going |
| C．your going | D．you to go |