It’s 8 o’clock. The students _________ an English class.
_______ the boy was walking down the street, the UFO landed.
My friend has the same haircut __________ I do.
Some scientists think that it may take ______ years to make robots look like people, and do the same things as us.
I think he is a student, ____?
What ____ sad news! We can’t get the movie tickets.