Those two boys are twins, _______, they look very different.
-? —Hold on, please.
We all like the story about our English teacher _________ happened in our school last week.
一Can you tell me________ the watch yesterday? —Sorry, she didn’t tell me about that.
一I’ m going to the Century Mart. —________ you’re there、can you get me a bag of salt?
—The winner is a tall and thin boy with glasses! —Well,it________ be Mike. He doesn’t wear any glasses.