【单选题】
To their credit the Department of Energy _____these ideas and funded a detailed study.
①
took over
②
took on
③
took up
④
took to
【单选题】
Even great musicians require ____ practice.
①
convenient
②
continual
③
continuous
④
contrary
【单选题】
They have done things they ought_____.
①
not to do
②
not to be done
③
not to have done
④
not having done
【单选题】
3. He had to ______ his past actions when he retired, or he would be punished.
①
consider
②
account for
③
think
④
popular
【单选题】
Televisions enable us to see things happen almost at the exact moment _____.
①
which they are happening
②
they are happening
③
which they happen
④
they have happened
【单选题】
Televisions enable us to see things happen almost at the exact moment _____.
①
which they are happening
②
they are happening
③
which they happen
④
they have happened
【单选题】
Hunger could be his only for killing a living thing.
①
sensation
②
cause
③
reason
④
motive
【单选题】
Many people dream ___________ living on an island in the South Sea.
①
of
②
in
③
over
④
beyond