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___ . What is _____ and _____? _____ and _____ is ______ . What is _____ and _____? _____ and _____ is ______ . What is _____ and _____? _____ and _____ is ______ . How many blackboards are there? There is one. How many boys are there? There are twelve. How many crayons are there? There are eighteen. How many books are there? The