Anonymous Can I replace 'must' with 'ought to'/'should '? No. I don't think that would be a good idea.
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AnonymousCan I replace 'must' with 'ought to'/'should'?No. I don't think that would be a good idea. In that context it will create an odd effect.
AnonymousI agree. Will I hear native speakers use both too?There's no telling what you might hear from native speakers, so I suppose it's possible. To my ear those substitutes sound regional or old fashioned. I would never expect to hear them in my area of the world.