Although he is 8﹣year﹣old boy,he can play the violin very well.( )
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---Can you tell me ____? ---With Lucy’s help.
---Does Liu Hua ever guess the meaning of English words?, ---He ______ guesses the meaning, of new words. He uses his dictionary all the time.
He _____ late for school.
______trees we plant, ______ our Mother Earth will be.
---How often are the Olympic Games held? ---_____four years.