So although Fleming discovered penicillin, it was over a decade ___________someone else turned penicillin into the great drug of the 20th century.
#34272
A
when
B
that
C
before
D
unless
推荐题目
________ Barbara Jones offers to her fans is honesty and happiness.(2011·北京)
#29977
A
Which
B
What
C
That
D
Whom
A small car is big enough for a family of three ________ you need more space for baggage.
#30682
A
once
B
because
C
if
D
unless
We wouldn’t go abroad for our vacation _______ we could afford it.
#32210
A
as if
B
so that
C
in case
D
even though
______ does it take to win the hearts and minds of Grade 10 students ?
#34074
A
How
B
When
C
Why
D
What
.Jennifer didn’t attend the important conference,and that’s _________she hadn’t been gotinformed of it.
#80175
A
why
B
the reason
C
because
D
for