The old man has to _______ smoking because of his poor health.
When something is on fire, people throw sand on it to put out the fire. The main use of the sand is to _________.
It needs a lot of practice ___English well.
Harry Potter V is an interesting movie, so my brother watched it last night.
--- Zhao Rui, it’s said that many famous singers will come to Yangzhou on April 18th.How about watching the evening show there? --- ________! Let’s ask Huang Tao to go with us.
--- What did Mr Green say to you? --- “What a heavy rain! How did you come here?” He asked________.