Yes: Nick used to like cola., They didn't use to be so unfriendly., My grandpa used to work at this factory., My mum used to read me good-night stories., No: Mary used the vacuum-cleaner yesterday., Dishwashers are used for washing dishes., Can you believe? She has never used the Internet!, The word yesterday isn't used with the Present Perfect Tense., We didn't use the washing-machine yesterday., I used my imagination to make the grass whatever colour I wanted it to be.,

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