The old man is ______ weak ______ say any words.
When we see Sign ________, we know it is a place for people to make a phone call .
--- Excuse me , could you tell me ___________? ---Yesterday.
---Anny, don’t forget to_ _____the lights when you leave a room. ---OK. Mum.
---Who is the boy over there? Is it John? --- No, it ______ be him. John is much taller.
---Please say “ I’m here ”when your name _____ ,will you ? --- Yes, Mr Hu.