介词
（北京卷29）. Would you mind not picking the flowers in the garden? They are everyone's enjoyment.
| A．in | B．at | C．for | D．to |
She wears so red clothesthatIeasily________her in the crowd.
| A．pick out | B．turn out | C．call out | D．bring out |
Iboughtadressforonly10dollarsinasale;itwasareal_______.
| A．exchange | B．bargain | C．trade | D．business |
.Inthedarkstreet,therewasn’tasingleperson,_______shecouldturnforhelp.
| A．that | B．who | C．fromwhom | D．towhom |
.My brother wants to work in the factory which ______ still ______.
| A．is/ building | B．has /been built |
| C．is /being built | D．is /to be built |
This is one of the happiest days ____ spent in my life.
| A．that have ever been | B．that has never been |
| C．which was ever | D．that had been |