In January , 2004, the United States successfully launched “Spirit”, a Mars Exploration Rover, _____ a new milestone in the history of mankind.
| A．it marked | B．marking | C．marked | D．to mark |
-------Mary, the telephone is ringing!
---------______, but I am washing my hair.
| A．I’m sorry | B．You answer it | C．Hold on | D．That’s good |
-----Excuse me , but I want to use your bike?
------You ____have my bike if you don’t take care of it.
| A．shouldn’t | B．needn’t | C．shan’t | D．might not |
. Just hang the towel ______ the back of the chair so that it will dry soon．
| A．over | B．for | C．with | D．through |
. I need to call my friend David ___________ coat I walked off by mistake yesterday.
| A．in that | B．in whose | C．with which | D．with her |
. Many new workers_______ and in six month they will be sent to build a new railway.
| A．are being trained | B．are training | C．will train | D．will be trained |