【单选题】
______ the calculation is right, scientists can never be sure that they have included all variables and modeled them accurately.
①
Even if
②
As far as
③
If only
④
So long as
【简答题】
Translate the following sentence into Chinese.These senior scientists have committed to the rapid development of the Air Force of China all their lives.
【单选题】
I’ m going to do all I can to____ the unpleasant impression
you have of me.
①
move
②
remove
③
shift
④
transform
【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】
____ nearly all behavior is learned behavior is a basic assumption of social scientists.
①
/
②
That
③
Itisacceptable
④
When
【单选题】
20. Its impossible for all the people to get jobs because ______ of them are not fit for them.
①
none
②
all
③
notall
④
everyone
【单选题】
They have no idea at all ___.
①
where he has gone
②
where did he go
③
which place has he gone
④
where has he gone
【单选题】
As to Grosvenor and Scott, she____ never to meet them
again.
①
resolved
②
decide
③
determine
④
involved