—What's your QQ number?—______ 54863.A. It B. It's C. Its
Don't risk the street when the red light is on.
The girl has learned English ________.
“Will it rain tomorrow?”“_____。We’ll have a field trip tomorrow.”
I used to_____the new words in the dictionary.But now I like using iPad for the new words.
With the developmet of science,people’s life has _____better and better.