--Can you come to his birthday party? --- ____ .I have a flu.
The students are sorry to hear that the famous writer_______ for ten minutes.
None of the children watch it_________ .
Shanghai is larger than________ city in Gansu.
一What are you going to do this weekend?一Well,we’ll clean up the city parks _______ it rains .
---You’ve chatted for nearly two hours. ---Yeah. We're talking about the things_________ happened yesterday.