Do you. know_______lady in red?一Yes. She is a teacher of a university.

The boy failed the exam because he _____ a lot of time playing the computer games.

Our teacher told us that light ______ faster than sound.

The girl with glasses is my sister. ________ is a nurse.

Look, my father bought me a new iPad.—I don’t think we need too many expensive things even though our parents can ______them.