Which of the following does paper burn in?
#42781
A
CO2
B
N2
C
He
D
O2
推荐题目
You won’t lose weight______you keep a diet and take exercises every day.
#40783
A
because
B
unless
C
if
D
but
— Nobody knows which team will win the2014 World Cup in Brazil.—Yes. That is the of the beautiful game.
#35797
A
question
B
luck
C
hope
D
magic
－________ are you always surfing the Internet these days?－To find some information about cooking.
#38519
A
What
B
Why
C
Where
D
Who