So, ________ the government has a good system of control or can educate the people, the forests will slowly disappear.
#33394
A
as long as
B
when
C
unless
D
every time
推荐题目
He was about to make a call to Tom _____ Tom patted me on the shoulder.
#31555
A
as
B
until
C
while
D
when
The retired workers were invited to the company, surprise,changes had been so great over the years.
#33651
A
whose
B
who
C
to whom
D
to whose
Fortunately , the adventurers brought the GPS with themselves, they might have been lost in the desert.
#30965
A
of which
B
without which
C
in which
D
about which
(2014·贵州师大附中质检)It was half a year________my good friend returned to his hometown.
#30041
A
before
B
since
C
that
D
when
The fire started on the second floor and it wasn't long ______ the whole building was burned down.
#30713
A
while
B
when
C
after
D
before