--- What’s the matter, Mary? You looked upset.--- I failed again in my math exam. I’m really sorry because I don’t want to ____ my parents down.
— Betty, what time do you have Chinese on Monday? — We have Chinese __________ eight o’clock.
— Hello, __________? — Hello, this is Lingling speaking.
The visitors are__________ a school trip to the Palace Museum.
— Hi, would you like to come to the dancing party? — Yes, __________.
— Are there pandas here? __________ go and see them? — Yes, let’s go.