I was really anxious about you. You _______ have left home without a word.
| A．mustn't | B．shouldn't | C．needn't | D．couldn't |
________ the party was a great honor to the family.
| A．Being invited to | B．Inviting to | C．Invited to | D．To be invited to |
It takes us ________ hour or more to go to my hometown by ________ train.
| A．an; a | B．a; an | C．a; / | D．an; / |
Rather than ____ on a crowded bus, he always prefers ____ a bicycle.
| A．ride; ride | B．riding; ride | C．ride; to ride | D．to ride; riding |
. After class they will discuss the _____ to the study of physics.
| A．approaches | B．means | C．methods | D．ways |
By the end of 2007, about half a million peo
ple had flooded into the city, ____ up around 10 percent of its total population.
| A．make | B．made | C．making | D．to be made |