Many human activities also _______carbon gases, which will result in global warming.
#12277
A
put off
B
send off
C
let off
D
set off
推荐题目
Itis ______ to have achieved so much in such a short time.
#11682
A
something
B
anything
C
nothing
D
everything
He is _________ to have gone abroad,for I haven’t seen him for weeks.
#11221
A
possible
B
likely
C
probable
D
certainly
Working hard in study is important, but_______ as important is the desire to learn.
#10751
A
merely
B
equally
C
nearly
D
partly
They have produced they did last year.
#14155
A
twice more grain as
B
twice as much grain as
C
twice as many grain as
D
as twice many grain as
Growing up _____ be difficult, for you will come across many things that confuse you．
#11785
A
can
B
should
C
must
D
shall