'If' is a word that is often used to introduce conditional sentences. It's not the only way though. In 90 seconds Dan demonstrates five different expressions that have the same or similar meaning to 'if'.
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Thien: What I learnt from this video: IF = As long as = Providing that (Provided that is more formal) = Unless (If ... not ... ) = On the condition that ( Extremely formal) Date: 2020-09-18
