There are people in the shop. So the shop is crowded(拥挤的).
There are some __________ on the hill. A. apple tree B. apple trees C. apples tree
—What is your mother?—__________. A. She is my mother B. She is a policeman C. She is a nurse
—_____are you ?—I’m five. A. How old B. Who C. How
Peter and I _________ in Room 807. A. am B. is C. are
—You are Jill, right?— _________. A. Yes, I’m Nick B. No, I’m, Nick C. I am Peter