شکل دوم جملات سببی یا جملات سببی مجهول Passive causative sentences

جمله سببی مجهول بیان کننده انجام شدن عملی به دستور و خواست کسی روی کسی یا چیزی است.
در جمله سببی مجهول فاعل انجام دهنده مشخص نیست یا اهمیت ندارد؛ پس در نتیجه بعد از فعل سببی مجهول شخص یا شی بکار می رود که فعل باید روی آن انجام شود.
فرمول بیان جمله سبببی مجهول به شکل زیر است:

فاعل (دستور دهنده) + ) افعال سببی have یا get )+ مفعول + past participle ( verb) + adverbs

به مثال زیر توجه نمایید:
I got my car washed yesterday.
دیروز دادم ماشینم شسته بشود.
ار این مثال به روشنی می توان دریافت که گوینده با بیان این جمله، این پیغام را به شنوده منتقل می کند که خودش ماشین را نشسته بلکه ماشین او توسط شخص یا اشخاص دیگری شسته شدهه است.
در فرم مجهولی جملات سببی، بعد از فعل سببی مفعول فعل( همان شخص یا شی که فعل باید روی آن انجام شود) بکار می رود و بعد از آن هم فعلی که باید انجام شود برای هر دو فعل سببی (( have یا get ) به شکل past participle بکار می رود.
حالا در ادامه جملات سببی مجهول زیر را تا می توانید تکرار نمایید تا به آنها کاملا مسلط شوید.
 My car was dirty, so I took it to car wash and I got it washed and cleaned yesterday evening.
 Mina`s hair is too long; She is going to get her hair cut tomorrow afternoon.
 They aren’t going to get their house painted next week; they have had their house painted since last week.
 She has a lot of guests tonight, she isn’t going to cook herself tonight; she is going to get the food cooked by a good chef and she is going to have it served in the restaurant.
 Julia and Joe don’t have their rooms cleaned every other day; they get them cleaned every week.
 My father is very busy these days, so he has had my little sister taken to school by my mom in the morning and he has also had her returned home by her teacher in thee afternoon.
 He hasn’t had enough time to type the letter; he is going to have the letter typed by a typist tomorrow.
 Susi doesn’t clean the house herself; she has the house cleaned by a worker every other day.
 My father didn’t fix his car yesterday; he got his car fixed by an experienced mechanic yesterday.
 You do your homework yourself; I am sure you always don’t have your homework done by anybody.
 My car was out of order yesterday, I couldn’t fix it yesterday, so I had it fixed by my brother but he couldn’t fix it too; therefore I had to have it fixed by a good mechanicc.