| Simple (Indefinite) | Perfect | Continuous(Progressive) | Perfect Continuous |
Future | I shall write... Will you write..? Yes, I shall. No, I shall not (shan’t). | tomorrow, the day after tomorrow, next week, in two weeks (months, yeas), in 2035 | I shall have written… Will you have written…? Yes, I shall. No, I shall not (shan’t). | by 5 tomorrow, before you come | I shall be writing… Will you be writing…? Yes, I shall. No, I shall not (shan’t). | at 5 tomorrow, from 5 till 7 tomorrow, when you come | I shall have been writing… Will you have been writing…? Yes, I shall. No, I shall not (shan’t). | for |
| I, II; shall/will+I | to have + III | to be+ IV | to have been+ IV |
Present | I write… Do you write…? Yes, I do. No, I don’t. He writes… Does he write…? Yes, he does. No, he does not (doesn’t). | usually, often, always, sometimes, seldom, never, every day (week, month, year) | I have written… Have you written…? Yes, I have. No, I have not (haven’t). | -[result]; already, just, yet, never, ever, not yet, today, this week (month, year); lately, before, since, for | I am writing… Are you writing...? Yes, I am. No, I am not. | now | I have been writing… Have you been writing…? Yes, I have. No I have not (haven’t). | Since, for; these two days |
Past | I wrote… Did you write…? Yes, I did. No, I did not (didn’t). | yesterday, the other day, the day before yesterday, last week (month, year), 2 days (weeks, years) ago, in 1917 | I had written… Had you written…? Yes, I had. No, I had not (hadn’t). | by 5 yesterday, before you came | I was writing… Were you writing..? Yes, I was. No, I was not (wasn’t). | at 5 yesterday, from 5 till 7 yesterday, when you came | I had been writing… Had you been writing…? Yes, I had. No, I had hot (hadn’t). | Since, for |
| Simple(Indefinite) | Perfect | Continuous(Progressive) | Perfect Continuous |
Future | This letter will be written... Will thi letter be written..? Yes, it will. No, it will not. (won’t). | tomorrow, the day after tomorrow, next week, in two weeks (months, yeas), in 2025 | This letter will have been written… Will this letter have been written…? Yes, it will. No, it will not (won’t). | by 5 tomorrow, before you come | - | | - | |
| to be + III | to be + III | to be+ III | |
Present | Such a letter is written… Is such a letter written…? Yes, it is. No, it is not (isn’t). | usually, often, always, sometimes, seldom, never, every day (week, month, year) | This letter has been written… Has this letter been written…? Yes, it has. No, it has not (hasn’t). | [result]; already, just, yet, never, ever, not yet, today, this week (month, year), lately, before, since, for | Such a letter is being written… Is such a letter being written? Yes, it is. No, it is not (isn’t). | now | - | |
Past | This letter was written Was this letter written…? Yes, it was. No, it wasn’t | Yesterday, the day before yesterday; last week(month,year) two days (weeks, months, years) ago, in 1985 | This letter had been written Had this letter been written…? Yes, it had. No, it hadn’t. | by 5yesterday; beforeyou came | This letter was being written Was this letter being written…? Yes, it was. No, it wasn’t. | at 5 yesterday; when you came | - | |
The Modal Verbs.
MODALS | USAGE | Examples |
can/could | to describe ability | My friend can dance well. I can explain this rule to you. |
may/might | to describe permission | You may take my book. |
must | to describe a necessary action | You mustkeep this door locked. |
to give someone an order | You must be careful when you drive. |
to describe a duty | Everyone must recycle as much as possible. |
to make a strong recommendation | You really must go and see that. |
to emphasize an intention | I must lend you this book. |
for formal questions | Must you go? |
should | to make a recommendation when we say what we think is a good idea | You should come to work by metro. It would be much quicker. |
ought to | to say what we think is correct thing to do | I think you ought to go to the doctor. You look not so good. |
need | to describe a necessary action | You need to be more attentive. |
can’t have +III couldn’t have + III | when we are certain that sth in the past was possible; when we are sure sth wasn’t true | She can’t / couldn’t have taken the car. She didn’t have the keys. That can’t have been successful (I’m sure it wasn’t). |
may have + III | for possible events in the past | He isn’t here. He may/might have been late. |
must have + III | when we are certain sth in the past was true | I cannot find my purse. I must have left it at home. |