单项选择题

In North America, college students ______.

A．study harder than they did in high school
B．study as hard as in high school
C．find college studies easier than high school work
D．find it easier to go to graduate school

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热门试题

单项选择题

—Are you still there—Yes, the storm prevented us ______ yesterday.

A．leave
B．to leave
C．from leaving
D．of leaving

单项选择题

According to the author, the main problem of our environment today is ______.

A．the increase of population
B．the limited energy resources
C．the more serious air pollution
D．the development of technology