Excuse me, could you tell me ______—Sorry. I’m not sure. Please go to the information desk.

Look! The girl passing by must be a newcomer!—No, she _______ be a newcomer. I’m sure it is at least one year since she came to live here.

It is not I but Mr. Green who ____ in charge of the company.

If you wave your book in front of your face, you can feel the air _____ against your face. [ ]

___________traffic jam,Tom was late for the class again[ ]