Scientists say it may be five or six years _____ it is possible to test this medicine on human patients.
#67597
A
since
B
after
C
before
D
when
推荐题目
Was __ at the air battle on June 8,1994, ____ was led by Captain Johnson ___ Peter lost his life?
#74386
A
it; when; that
B
that; that; who
C
it; which; that
D
it; which; when
Mother bought me 3 books on English study, the second ________ I really liked.
#73091
A
of that
B
of which
C
that
D
which
We will fly a kite if your homework _______ before 3 o’clock.
#41335
A
finishes
B
will be finished
C
has finished
D
is finished
A man with a bleeding hand hurried in and asked, “Is there a hospital around ______ I can get some medicine for my wounded hand?”
#73362
A
that
B
which
C
where
D
what