-----I called you at about half past eight last night but nobody answered.
-----Oh, I _____ in my office at that time.
| A．will work | B．had worked | C．worked | D．was working |
Over the past 20 years, the Internet helped change our world in _____way or another for the better.
| A．any | B．one | C．every | D．either |
Try on this red skirt; you will look great _____it.
| A．on | B．by | C．in | D．for |
----That kind of computer is far too expensive.
----- I’ll buy one, ______ .
| A．though | B．so | C．either | D．too |
----Greg should have left the party an hour ago.
------ yes, I keep telling him to go, _____ he stays any way.
| A．because | B．but | C．instead | D．however |
The Department is also deeply _____ in various improvement schemes.
| A．connected | B．included | C．involved | D．implied |