life will continue on the earth for millions of years to come will depend on the problem of pollution can be solved.
#30117
A
How /whether
B
That/that
C
Whether / if
D
Whether / whether
推荐题目
Jack decided to buy himself an iPhone 4 _______ it means standing in line all night waiting.
#33606
A
so that
B
as if
C
even though
D
however
Betty’s English is _______ than _______ in the class.
#80237
A
much better; anyone else
B
far better; anyone else’s
C
a lot better; anyone’s else
D
a great deal better; anyone’s else’s
Just use this room for the time being, and we'll offer you a larger one ________ it becomes available.(2010·安徽)
#29961
A
as soon as
B
unless
C
as far as
D
until
A total of 548 students fell ill ______ consuming milk and biscuits in schools in Northwest China's Qinghai province on Wednesday, local authorities said.
#31253
A
before
B
when
C
after
D
while
You’d better give the task to _____ can finish it ahead of time.
#34079
A
whomever
B
whoever
C
anyone
D
no matter who