_______ provides many hours of air for astronauts in space.
--- Is your mother’s father your _______? ---Yes, he is. A. aunt B. uncle C. grandfather
_______ books are on the desk. _______ yours? A. Some; Are they B. A; Are they C. Some; Is it
Here _______ my pencils and my pens. They are _______ my schoolbag. A. is, on B. are, in C. be, under
This is a picture_______ my family. A. of B. in C.at
--- _______ is your jacket? ---It' s black. A. What B. What color C. What' s color