The teacher’s name is John Brown . His students call him ________ .
_____ playing computer too much is bad for your study and health.
—Why do you come here?—We are here to ____ the public _____ service.
Grandpa said Transformer 4 was _____.---- I am not surprised.It’s not a movie for the old.
---Sorry, Jane.I took your schoolbag _____.---It doesn’t matter.
Don’t add salt to the soup, for it is ________.But you may add some sugar to make it_______.