—Are these buses? —Yes, A. it is B .these are C. they are.
—What a clear blue sky!—Yes, I have never seen sky.
I heard the new song on the radio. I high and low in the music store, but I can’t find the song.
Whenever Mary reads an interesting story, she can’t keep it to and wants to shareit with her friends.
—Is this photo taken in Tibet?—Yes. You can see beautiful snow mountain in the of the photo.
Mr Smith is old man and he usually walks his dog after supper.