—What are you reading about?—It’s about the one-child policy. It says that the policy has____controlling the population in China.
Tom likes playing basketball, so he is the basketball team.
In our school library, there a very small number of books on history, and in these years the mumber of them getting larger and larger.
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.