They usually spend two hours _______ their homework every day.A. do B doing C to do
Don’t be nervous , __________?
_______ fun I have playing computer games !
I’ve left my keys in the meeting room . Please fetch ________ for me .
It’s very kind _________ you to give your seat to me .
Listen ! Peter is singing in the classroom . It _____ be him . He has gone back to his hometown .