We all know that paper burns in _________ .
#34913
A
CO2
B
N2
C
O2
D
CO
推荐题目
John was so sleepy that he could hardly keep his eyes ______.
#20384
A
open
B
to be opened
C
to open
D
opening
Some plants are vey ____ to light; they prefer the shade.
#17630
A
sensible
B
available
C
adjustable
D
sensitive
Of all the __________ entertaining TV programs nationwide, So You Think You Can Dance on Shanghai Dragon TV is my favorite. I’ll definitely tune in on Sunday evening.
#18429
A
moral
B
arbitrary
C
conventional
D
current
—How’s your new babysitter? —We ______ ask for a better one. All of our kids love her so much.
#18560
A
might
B
mustn’t
C
couldn’t
D
should