if=as long as=provided that = in case =on condition that=in the event that
if+جمله_________ in case of / with+اسم او ing
* if you travel by train, you can enjoy the scenury (travilling)
in case of travilling
if +جمله منفيه =with out / but for+ingاو اسم
*if you dont work to aplan you will muddle on
with out __________ workiing......
with out __________________aplan.......
if (zero) مضارع بسيط________مضارع بسيط
heating causes metals to expand
1st if___مضارع بسيط او تام _________فاعل_فعل ناقص+مصدر
اذا لم يكن فاعل نختار مصدر+يخىف لانها جمله امريه
2nd if +مضارع بسيط________فاعل +فعل ناقص +مصدر
3rd if +مضارع تام _________فاعل +فعل ناقص+have+p.p
# (if, un less , were, should) he send the box we will recive it
#if you recive the box i (will sent ,would send ,would have sent, send ) it at once
#if the sun set we (go , will go ,would have gone , would go)
#(if , un less , should , were ) he to come , i would met him
يمكن استخدام were بدلا من ifمع تحويل الماضى البسيط فى الحاله الثانيه الى مصدر+to
#(if , were ,unless , had ) he rich he would buy a car
#(if , were , unless , had) he enough monye he would marry
فى الحاله الثانيه ممكن استخدام had , were بدلا من if
#(if , were , had , unless ) he been confourtable he would have avide the accednt
if , were فى الثانيه بس had ثانيه لو كانت فعل اصلى
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