—The best things in life are free.
—Couldn’t agree more. Air costs ______, but we can’t live without it.
something
nothing
anything
everything
I wonder if it tomorrow. If it tomorrow, I won’t go hiking.
The science teacher told us the light faster than the sound.
My father used to to work on foot, but now he is used to to work by bike.
Could you tell me ?
Not only my parents but also my sister soccer.