【单选题】
Scientists say it may be five or ten years __________ it is possible to test this medicine on human patients.
①
since
②
before
③
after
④
when
【单选题】
The human race has already paid a heavy price for its slow _____to environmental threats.
①
response
②
responsibility
③
resolution
④
resistance
【单选题】
21.Children used to be quiet. Nowadays they seem to be much ____________.
①
more noisy
②
noisy
【单选题】
There was much ( ) of the Presidents improper actions.
①
influence
②
criticism
③
genius
④
ability
【单选题】
Of swimming and football he much preferred _____.
①
later
②
the later
③
former
④
the former
【单选题】
Do you mind telling me where you’re from?
①
Certainly. I’m from London
②
Sure. I was born in London
③
Not really, you can do it
④
Certainly not. I’m from London