پرسش‌ها با دسته‌بندی (زبان انگلیسی => گرامر)

In order to remain in existence, ……… must, in the long run, produce something  consumers consider useful or desirable.

این جمله ی مجهول رو به معلوم تبدیل کنید  Were the chairs moved by someone? 

—— what is now San Salvador, Christopher Columbus believed that he had found Japan.

 Juana Inez de la Cruz —— Mexico's greatest female poet.

You were driving too fast_______you?', said the policeman.

 The illusion of motion pictures rests on the eyes’ tendency ………….. an image for a fraction of a second after the image has been withdrawn.

با کدوم نوع جمله شرطی جا خالی رو پر کنم ؟  If she ____(feel) better, she ____(go) to work.

تکمیل جمله ی شرطی  از کدوم نوعه؟  If they ____(not be) late, we ____(start) the meeting on time.

"the" رو قبل از چه کلمه هایی باید بیاریم ؟ 

مجهول جمله ی  " Did they finish their homework ?" چی میشه ؟