مههههممممممممممممممممممممممممة جداً احفظوها
Subordinator:
when- beacaus-if-so-while-although-that
تأتي مع الAdverb clause
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Relative Pronoun:
Who-whom-which-wgose-that-with
تأتي مع relative clause
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Noun clause:
Wh question-whether-that
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