---Lily, I am sorry I will not be able to go to your party.--- . Let’s make it another time.
Not only my friends but also I ________interested in football and Messi is our favourite star.
--Can you tell me _________? ---He is kind and generous.
--Why do you like going to Kunming for a holiday?---Because the weather there is _____too hot ______ too cold.
When H7N9 bird flu first appeared, people didn't know_______ doctors could cure it.
---Hurry up, _____you will miss the school bus.---I know that, Mum. I’ll be ready in a minute.