the whole process for the studies of cancer took more than a year, the technology is moving so fast that it will soon take just weeks．
#31066
A
How
B
Because
C
If
D
While
推荐题目
I lost sight of Wang Ping when we reached _________ looked like a large market.
#31893
A
that
B
which
C
what
D
where
___ children believe they can succeed, they will never become totally independent.
#31308
A
Unless
B
Though
C
When
D
If
_____ the police thought he was the most likely one, they could not arrest him since they had no exact proof about it.
#30986
A
Although
B
As long as
C
If only
D
As soon as
—Will you go to Mary’s birthday party?—No, ____ invited, I can’t go to it. I’ll be too busy then.
#80120
A
if
B
unless
C
even though
D
when
______great progress Jim had made in _______ time!
#34362
A
What a ; such a short
B
What ; so short a
C
How a ; such a short
D
How; such short