The young man insisted that he _____ nothing wrong and _____ free.
| A．did; set | B．had done; should be set |
| C．should do; be set | D．had done; must be set |
Due to the widespread________ of this medical technology, more diseases can be discovered and treated at an early stage.
| A．presentation | B．application |
| C．qualification | D．appreciation |
_____ her leg the last time, Brenda decided not to go on the school skiing trip this year.
| A．Breaking | B．Broken | C．To break | D．Having broken |
After a successful operation, my brother is beginning to ___ and will soon come back to school.
| A．pick up | B．wake up | C．grow up | D．show up |
As the New Year opens, let us ask what ____ of us can do to create safe communities.
| A．each | B．every | C．neither | D．none |
I always have so many things to ________ when I come into the office after a trip abroad.
| A．add to | B．attend to | C．contribute to | D．appeal to |