1/1. I'll go/am going to bed early tonight. 2. Look at those black clouds! It's probably going to/will rain. 3. I promise I am going to/will feed the cat. 4. The bus arrives/ will arrive at 5 o'clock. 5. I want to buy a new video game so I'll/'m going to save my pocket money. 6. I'm hungry. I am having/ will have a salad and a sandwich, please.

The telegram came some minutes after he had left. (past) – все ок!
How many pages you will have read by 5 o'clock tomorrow? (future) – вс глагол will в вопросе стоит перед подлежащим. Правильный ответ: How many pages will you have read by 5 o'clock tomorrow?
The children already has decided what to do with the books. (Present) – нужно использовать глагол  have ( т.к. children – это мн. число) и already стоит между  have и  decided,  правильный ответ: The children  have already decided what to do with the books.




I have been waiting for you since two o'clock. - Present
By the time he arrives in London, John will have been driving for 5 hours. – здесь  future К тому времени как он приедет в Лондон, Джон будет вести машину уже  5 часов. He had a backache. He had been digging the garden. – здесь Past У него были боли в спине. Он копал огород.

1) My name is Ruslan                                                                                                        2) I am 12 year old                                                                                                              3) I study in Volgograd school number 16                                                                        4) I do not have a hobby                                                                                              5)I'm going to be a businessman