Mr. Wang often says to her child, “You _______ play with fire(火). It’s dangerous.A. mustn’t B. had better C. needn’t
His close friend _____ for two years.
I met my teacher _____ I was walking in the street, but I didn’t say hello to him.
There was a rainstorm yesterday. The flood _____ the old bridge over the small river.
She finished the work _____ as soon as possible. She’s very happy now.
It’s a good song, _____ the lyrics(歌词)are not good enough.