John as well as the other staff members who ______ working with this world-famous company ______ to attend its 100th anniversary.
A．is… is B．is… are C．are… is D．are… are
It is nice to see millions who had nothing but a record of misery and hungry ______ to improve their life and living conditions.
A．having the chances B．have the chance
C．to have the chance D．had the chance
With the Internet use ______ in the world, companies like Yahoo and Google are hunting harder for deals.
A．exploded B．having exploded C．being exploded D．exploding
So much of interest ______that most visitors simply run out of time before seeing it all.
A．offers Beijing B．Beijing offers
C．does Beijing offer D．Beijing does offer
You _______ an A on your term paper, but you quoted a little bit more from others' papers.
A．should receive B．could have received
C．would receive D．must have received
Tom looked upon the test as an obstacle _____ his classmates regarded it as a challenge.
A．while B．because C．unless D．if
