E-mail, as well as telephones, ____ an important part in daily communication.
A．is playing B．have played C．are playing D．play
______ on the top of the tower, and you can see the whole city.
A．Standing B．To stand C．Stood D．Stand
—A naughty boy kept talking in class.
—Are you _____ Mike? It’s just like him to be so rude!
A．coming across B．looking down on C．looking forward to D．referring to
It was the hard work and determination of the generation _____ had changed the opinion of people towards Chinese.
A．why B．when C．that D．which
The professor gave us _____ talk on multicultural Canadian society, _____ topic few of us are familiar with.
A．a; the B．the; a C．a; a D．the; the
It was announced that only when the fire was under control _______ permitted to return to their homes.
A．would villagers be B．villagers would be
C．should villagers be D．villagers should be
