I study in High School Affiliated to Southwest University. There are __________ students in our school. Nine ______________ of them are girls.

Simon likes playing ________ football but Sandy likes playing ________ piano.

What do you think of this math problem?—It’s too easy. _____ in our class can work it out.

Did you go to Peter’s birthday party last Saturday?—–No, I didn’t , though I.

The policeman helped the old woman walk _________ the road. [ ]