The bus is coming. Be careful when you _____the bus.
When I read the next part of the story, I found it _______________.
----We are building the subway in Wuxi now.-----Wow, __________________!
Lisa is a little poor at Chinese. I think she needs _________ it every day.
Don’t say bad words __________ your friends. It’s _______.
--- What’s your best friend like?--- He _____________.