The future

Predictions and expectations

Will + infinitive without to can be used to make predictions or talk about expectations for the future. These can be introduced by verbs such as believe, expect, hope, think. Adverbs such as definitely, (almost) certainly and probably may also used; they come after will and before won't.
Chelsea will probably win the league again this year.
He definitely won't pass his exams; he's too lazy.

Alternatives to will
The following structures can be used to talk about the probability of something happening in the future.
be (un)likely + infinitive with to
may/might/could well + infinitive without to
There may/could/ might well be a cure for cancer in the future. (= there will probably be)
NB may well is not usual in the negative.
May/might/could + infinitive without to can be used to talk about the possibility of something happening in the future.
We may/might/could see fewer cars in the future.
NB could not expresses impossibility.


Other future forms

In addiction to making predictions about the future, will is also used to talk about:
decisions made at the moment of speaking, including offers and requests.
We'll babysit for you if you want to go out.
future facts; events which the speaker knows or believes are certain to happen.
Summer will be here soon.

Going to + infinitive is used to talk about:
predictions based on present evidence.
Look at those clouds. It's going to rain soon.
intentions or plans.
I'm going to stay in tonight and read my book.
Modal verbs can be used to express possible intentions.
I may/might go walking in the montains tomorrow.

The present continuous is used to talk about the future arrangements which have already been made.
Sue and Paul are getting married on July 15th.

The present simple is used:
to talk about timetabled or scheduled events.
The films starts at 9.15, just after the news.
to refer to the future after time linkers such as when, before, after, until, by the time, as soon as.
Give me a call as soon as you arrive.

The future continuous, will + be + ing, is used to talk about actions or events which will be in progress at a certain time in the future.
This time next week I'll be lying on the beach.

The future perfect simple, will + have + past participle, is used to talk about actions and events that will be completed by a certain time in the future.
By the end of today we'll have driven over 240 km.

The future perfect continuous, will + have + been + ing, is used to talk about actions and events which continue to a certain time in the future.
On 22 May I'll have been living here for exactly 10 years.

Be about to + infinitive/be on the point of + gerund can be used to talk about the immediate future.
Can I phone you back? I'm just about to have lunch.
The police say they are on the point of solving the crime.

Habitual behaviour in the present

The present simple is used for habitual actions or permanent situations in the present:
I go for a run twice a week.

Frequency adverbs are used to indicate how often an action occurs. They are usually placed:
Before the main verb. I never go to bed before midnight.
After the verb to be or an auxilary verb. She is very often early for work. They have rarely been seen together.
Usually, normally, frequently, sometimes, very/quite often and occasionally can also placed at the beginning of the sentence or clause. Occasionally we go out to the cinema. Note: always, rarely seldom, hardly ever and never cannot be used in the same way.

Variations:
The present continuous + always is used to talk about things which occur frequently and which the speaker finds annoying (fastidioso). He's always complaining about something!
Adjectives can be used as an alternative to rarely, normally and (not) usually. It's rare/normal/(un)usual for him to eat meat.
Tend to + infinitive is used to make general statements about the habitual actions and situations of groups of people or individuals. English people tend to drink tea rather than coffee.
Will + infinitive is used to talk about habitual behaviour. Frequency adverbs can also be added. She'll sometimes spend the whole day reading.
Keep (on) + gerund is used to talk about repeated actions, often annoying ones. Peter keeps on hitting me.

Present simple and continuous, action and non-action verbs

Present simple
Use the present simple for things that are always true or happen regularly.
They work in a school.
Remeber the spelling rules (lives, stuides, watches, ...)
Use ASI (auxiliary, subject, infinitive) or QuASI (question word, auxiliary, subject, infinitive) to help you with word order in question.
Put adverbs of frequency (usually, ..) before main verb and after be.

Present continuous
Use the present continuous for actions in progress at the time of speaking or for the future arrangements.
What are you doing after class?
Remember the spelling rules (living, studying, getting, ...)

Action and non-action verbs
Verbs which describe actions (make, cook, ...) can be used in the present simple or continuous.
Verbs which describe states or feelings (not actions) (like, want, be, ...) are not normally used in the present continuous.
I really like pasta!
Common non-action verbs are: agree, be, believe, belong, depend, forget, hate, hear, know, like, love, matter, mean, need, prefer, realize, recognize, seem, suppose.

!!!!!
A few verbs have an action and non-action meaning. The most common is have.
I have a big hat (possession). I can't talk now because I'm having a dinner (an activity).

Present Perfect + for & since

Use the present perfect + for(durante) & since(desde) to talk about actions and states wich started in the past and are still true now.

Where do you live now? In London.
How long have you lived there? I've lived there since 1990.

Where do you study? I study in the University.
How long have you studied there? I've studied there for three yers.

Use How long? to ask the questions about the duration of an action or a state.

Use SINCE with the beginning of a period of time.
Use FOR + a period of time.

!!!!!
You dan't use Present Simple here. How long do you live here? I live in London since 1980.

Present Simple

	I/You/We/They	he/she/it
Positive	I usually work at home.	Danny knows me very well.
Negative	They don't live near here.	It doesn't often rain here.
Question	Do you smoke?	Does Nina like music?
Ok/No	Yes, I do. / No, I don't.	Yes, he does No, he doesn't.

Use the Present Simple for things/actions you do every year, week, month, day or which are always true.