【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】
According to the author, in order to have a good command of English one must ____.
①
employ as many learning strategies as possible
②
expect to gain an easier task
③
exert oneself constantly
④
sustain oneself
【单选题】
The Chinese （ ） paper for two thousand years.
①
have made
②
have been making
③
had made
④
are being made
【单选题】
In English some surnames ____ occupations or people. ?
①
deserve ?
②
desire ?
③
design ?
④
describe?
【单选题】
To _____ these two ideas is impossible, they are too different.
①
match
②
bond
③
reconcile
④
compromise