—Do you think twenty people are enough for the work?—No. I am afraid we need at least______ students.
---_______ ? --- They are my sisters. A. How are these B. Who are they C. What are these
---Tina, _______ ----G-R-E-E-N. A. what's your first name? B. what's that in English? C. spell "green", please.
--- Are these pens your sister’s? --- No, _______ aren’t. They are _______ sister’s. A. they, Lily’s B. they, Lily C. these, Lily
---Excuse me. _______ --- Oh, they are in the tape player. A. What color are the tapes? B. Where are the tapes? C. How are the tapes?
Welcome to my family. _______ my father Jack and my mother Tracy. A. This is B. He is C. These are