Avvalo birinchi grammatik qoidalarni undan so’ng qiladigan xatolarni ko’rib chiqing bu sizni kelasida qilinadigan har qanday xatolardan saqlab qoladi. Uni tugatib test yechish sirlarini yaxshilab o’rganib chiqing

O’tgan zamonda parallel ish harakatlar uchun. Bunda bir nechta ish harakatlar o’tgan zamonda bir paytda davom etayotgan bo’ladi.

When I walked into the office, several people were busily typing, some were talking on the phones, the boss was yelling directions, and customers were waiting to be helped. One customer was yelling at a secretary and waving his hands. Others were complaining to each other about the bad service.
Men ofisga kirganimda, bir necha kishi tinmay matn teryotgan edi, ba'zilari telefonda gaplashayotgan edi, xo'jayin qichqiryotgan edi va mijozlar yordam kutishyotgandi. Bitta mijoz kotibaga qichqiryotgandi va qo'llarini siltayotgandi. Boshqalar yomon xizmat haqida bir-birlariga shikoyat qilishyotgandi

• 
  Always va constantly so’zlari bilan kelib o’tgan zamonda biror ish-harakat meyoridan ortiq takrorlanganni va bu gapruvchini jahlini, hayratini bildirish uchun ishlatiladi.. used to o’xshab ketadi faqat bunda negative ya’ni gapruvchini bu holatga nisbatan jahli chiqayotgan bo’ladi
  

1. 
   I didn't like them because they were always complaining. –Menga ular yoqmasdi chunki ular doim shikoyat qilardi..
   
2. 
   She was always coming to class late –U doim darslarga kech kelardi
   

O’tgan davomli zamonda ishlatiladigan kelshi mumkin bo’lgan payt ravishlari(kalit so’zlar)

Yesterday
at +time
Other expressions
I was writing...
this time yesterday at noon yesterday
at midnight yesterday
I was writing... last Friday at 4:00.. at that moment at 4 o’clock yesterday