-----Look! The girl dancing in the gym ____ be Joe. She is the girl who loves dancing too much, you know. ----- No, it ____ be her. Joe has gone to Shanghai.A．must; mustn’tB．must; can’tC．can
American and British people both speak English, but sometimes it doesn’t seem like the same language. First of all, they sound very different. Often, Americans don’t say all the letters in each w
