______of the earth ______ covered by water.A. Two thirds; is B. Two thirds; are C. One thirds; is
—_________ do you want to join the music club? —Because I want to learn from others about music.
—Mom, can I watch TV? —Yes, but you must do your homework _________ you can watch it.
Becky is ________telling stories. So he wants to join the story telling club.
—Is Rick often late for work? —Never. He always _________ on time.
—Scott is good at painting. —Yes, his painting is very beautiful. And he can _________ dance very well.