I
noun
1
BAD : On a beautiful day like today it's no use staying at home.
GOOD : On a beautiful day like today there's no point in staying at home.
BAD : It's no use having lessons if you don't want to learn.
GOOD : There's no point in having lessons if you don't want to learn.
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Use it's no use/good doing sth when you mean that a particular action will not help to deal with a need or difficulty: 'For spellings, it's no use looking in a grammar book. What you need is a dictionary.'
When you mean that something has no useful purpose, use there's no point in doing sth : 'There's no point in having a dictionary if you never use it.'
2
BAD : There's no use in waiting any longer.
GOOD : There's no point in waiting any longer.
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it's no use ... (NOT there ): 'It's no use complaining.'
there's no point ... (NOT it ) 'There's no point in getting upset.'
II
verb
1
BAD : The meals we use to eat are very simple.
GOOD : The meals we (usually) eat are very simple.
BAD : When I'm not busy, I use to play the guitar.
GOOD : When I'm not busy, I (usually) play the guitar.
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When you are talking about a present habit, use the present simple tense (NOT use to do ): 'I (usually) have two cups of coffee at breakfast.'
2
BAD : In my previous job I use to travel a lot.
GOOD : In my previous job I used to travel a lot.
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When you are talking about a past habit, use used to do sth (with silent d ): 'Before I had the accident I used to cycle to work.'
3
BAD : It took me a long time to get use to the local accent.
GOOD : It took me a long time to get used to the local accent.
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be/get used to (doing) sth (with silent d ) = be in or get into the habit of doing/hearing/seeing etc something, so that it no longer seems strange or difficult: 'Being a city girl, she wasn't used to sitting on a horse.' 'I didn't like the taste of the water at first, but I'm getting used to it.'