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

Other ways of expressing the future

• 
  Be to + infinitive(am/is/are + to + V₁)
  

Be to + base form of the verb has a number of meanings. It is rather formal. Be to + fe’lning oddiy shaklini bir qator ma’nolari bor. Bu juda rasmiy
o Plans
The structure “be + infinitive” is often used to talk about plans which have been already made for the future.
Be + infinitive birikmasini tez-tez kelasi zamonda bararishni rejalashtirgan rejalarimizni aytishda ishlatamiz

• 
  “The Queen is to visit Canada – Qirolicha Kanadaga tashrif buyuradi.
  
• 
  The President is to visit Poland next Monday- Prezident kelasi dushanba kuni Polshaga tashrif buyuradi.
  

Notice that we use the structure “be + infinitive” as a shortened form of the future “going to”. Therefore, the complete form of this sentence would be: “The Queen is going to visit Canada”.
We often use this is news titles, such as “The leaders are to meet in Geneva”. In fact, some newspapers make the sentence even shorter! They do this by omitting the articles and the verb “to be”, for example: “Queen to visit Canada” or “Leaders to meet in Geneva”.
E’tibor bering, biz am/is/are + to +V₁ strukturasini going to ni qisqartirilgan shakli sifatida ishlatamiz. Shuning uchun, tepadagi jumlaning to’liq shakli quydagicha bo’ladi : “The Queen is going to visit Canada”.
Biz tez-tez yangliklar sarlavhalarida “The leaders are to meet in Geneva” holida ishlatamiz. Darhaqiqat bazi gazetalar jumlalarni yanada qisqartirishada va ular buni to be tashlab yuborish orqali bajarishadi masalan: “Queen to visit Canada” or “Leaders to meet in Geneva”.
a. Orders and Instructions
The structure “be + infinitive” can also be used when giving orders and instructions.
Am/is/are + to +V₁ strukturasi buyruq va ko’rsatmalar berishda ham ishlatiladi.

• 
  Nobody is to leave the room – Hech kim xonadan chiqmaslik kerak
  
• 
  The gifts are not to be opened until Christmas Day – Sovg'alar Rojdestvo kuniga qadar ochilmasligi kerak.  “You are to leave the room – Siz xonadan chiqishingiz kerak
  

Buyerda be + infinitive qurilmasini must bilan almashtirishimiz mumkin