Scientists say it may be five or six years ______ it is possible to test this medicine on human patients.
#92459
A
before
B
after
C
since
D
when
推荐题目
_______ could be judged from her eyes that she was terribly sorry for what he had done.
#93404
A
As
B
That
C
Which
D
It
________ doesn’t seem to have been much difficulty in solving the problem.
#94880
A
It
B
That
C
There
D
He
Excellence is not difficult ---simply decide right now to give it your best shot---____you will be amazed with ___ life gives you back.
#93016
A
and; what
B
but; that
C
but; whose
D
and; whose
You are ______ to be hit by lightning ______be attacked by a shark, so don’t be frightened by sharks.
#93422
A
more likely 30 times; than
B
30 times as likely; than
C
30 times as more likely; as
D
30 times as likely; as
_____ was very ____ that little Jim wrote the letter.
#94781
A
It; careful
B
It; carefully
C
He; careful
D
He ; carefully