Carbon dioxide ___ from burning fuels is the most common of the so-called greenhouse gases.
#4678
A
producing
B
having been produced
C
to be produced
D
produced
推荐题目
It’s the ability to do the job _______ matters not where you come from or what you are.
#4531
A
one
B
that
C
what
D
it
.He went _________ downtown to steal diamonds, and was put into _________ prison.
#4744
A
a ; /
B
/ ; the
C
the ; a
D
/ ; /
—Do you think_____ worthwhile to go all the way to Los Angles to buy that computer?—Well ,I’m going to visit some relatives, too.
#4853
A
it
B
/
C
this
D
that
To their great relief, the missing child returned home, ______, after an absence of two weeks.
#4920
A
felt tired and sound
B
tiring and soundly
C
feeling tired but soundly
D
tired but sound