When first ________ to the market, the computer software ． was not a success due to its complexity in operation.
|
A．introducing |
B．being introduced |
C．introduced |
D．to be introduced |
Have you ever wondered why some of the smartest students in your class sometimes ________ failing exams?
|
A．take up |
B．pick up |
C．come up |
D．end up |
In 1986, the Chinese government ________ a law stating that by the year 2000 every Chinese child would have nine years of compulsory education.
|
A．impressed |
B．introduced |
C．interrupted |
D．instructed |
Their products enjoy 30 percent ________ of the market in this country because both the quality and their service are fine.
|
A．features |
B．shares |
C．interests |
D．sales |
With temperature ________ so rapidly, we could not go with the experiment.
|
A．fall |
B．falling |
C．fallen |
D．to fall |
How did it ________ that the ancient building was burnt down in an hour?
|
A．happen |
B．occur |
C．take place |
D．come about |
