Don’t start reading a book _____ you find that it’s one you can read with ease and understanding.
#32304
A
when
B
if
C
unless
D
Though
推荐题目
Don’t worry! All the problems will be settled ________ we join hands.
#30350
A
only if
B
if only
C
what if
D
even if
_____ you keep on trying, I really don’t mind whether you can come up top in your class.
#31232
A
As long as
B
Even though
C
As soon as
D
The moment
(2013·河南开封四模)One more week, ________ we will accomplish the task better.
#30550
A
or
B
but
C
unless
D
and
_______ the calculation is right, scientists can never be sure that they have included all variables and modeled them accurately.
#79673
A
Even if
B
As far as
C
If only
D
So long as