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تستخدم as قبل الوظيفة he works as a teacher
ومع مقارنة الصفات he is as tall as ali
وبمعنى
because i was late as i got up late
وبمعنى while
i met him as i was going home
وبمعنى بصفتى كذا
as your doctor i advise you to stop smoking


اما like فتستخدم فى التشبيه
she walks like a queen


ام such as فهى قريبة فى المعنى من for example
i have visited a lot of european countries such as england france.....................
اما such فتعنى جدا he is such a liar