【单选题】
The millions of circulations involved, _____ by hand, would have lost all practical value by the time they were finished.
①
had they been done
②
they had been done
③
having been done
④
they were done
【单选题】
The millions of circulations involved, _____ by hand, would have lost all practical value by the time they were finished.
①
had they been done
②
they had been done
③
having been done
④
they were done
【单选题】
__________, the knowledge economy has become the major characteristic (特征) of the national economy of most developed countries.
①
From time to time
②
Once in a while
③
For the time being
④
Once upon a time
【单选题】
One day we all may find it useful to have a(n) _____for sending documents, writing any pictures across the telephone lines.
①
receiver
②
echo
③
extension
④
facility
【单选题】
Computer classes must be __________ to every student of all grades, which will make them have a good command of the modern communication and learning tool.
①
accessible
②
avoidable
③
valuable
④
acceptable
【单选题】
Our ____ sensitivity decreases with age. By age
60, most people have lost 40 percent of their
ability to smell and 50 percent of their taste buds.
①
sensible
②
senseless
③
sensitive
④
sensory
【单选题】
3.We are living in an age where only a strong economy will ____.
①
value
②
cherish
③
count
④
have
【单选题】
Young people who have got jobs may realize university lessons cant be the only preparation for all of the situations ________ appear in the working world.
①
where
②
when
③
that
④
what
【多选题】
This is the_________ motivating force behind the development of adult education.
①
main
②
major
③
many
④
much