Unlike the fossil fuels of today, biofuels are renewable sources, which mean that they will not ____ easily.
#66659
A
come out
B
break out
C
turn out
D
run out
推荐题目
It would be _____ a risk to let the child go to school by himself.
#81790
A
following
B
passing
C
running
D
carrying
Do be careful with what you are to say. If you ___, you will leave a bad impression.
#68528
A
don’t
B
aren’t
C
won’t
D
can’t
Those who have ________ floods and sandstorms know the importance of environmental protection.
#63904
A
gone over
B
gone through
C
got through
D
got over
The construction of a highway will __________ the growth of the suburbs.
#70236
A
result from
B
lead in
C
contribute to
D
devote to
Peter ________ the papers he was marking and reached for his cigarettes and matches.
#77870
A
set out
B
set off
C
set in
D
set aside