( ) My mother is ________ eggs in the kitchen. A. cook B. cooking C. cooked
A:Is this your umbrella? B:________ A.Perhaps this is your umbrella B.Yes, this is your umbrella C.No, it's his umbrella
A: Come here, Yang Ling. B:________ A.All right B.Thank you C.Come in, please
A: Where's Yang Ling? B:________ A.She's a student B.She's at home C.Yang Ling is my sister
Is that ________ kite? A.your B.he C.she
What's ________ over there? A.that B.this C.he