Modal verbs, imperative and connectors

Modal verbs.

Can = Possibility or ability (Power, I)
Can not = Can not
Could = Past of can (could, might)
Could not = could not
May = Ability to do something, leave (Power, I)
May not = Can not
Might = Possible future to do something (could)
Might not = could not ... .... They might not work
May / Might + have + past = past verb
Security Must = somewhat true (you)
You must Musn't =
Must + have + past verb = Past
Should = Convenience, obligation (should)
Should = you should not. .......... He should go
Should + have + past verb = Past
Would = Offers, Invitations, desire (wish, wish).
Will = Future tense
Denial will not = will ... .. We will not help
Ought to = should
Oughtnt to = should not
Have to have that denial = Does not / Do not have to

Ability to present and future ... I can dance cueca (Power, I)
Ability past can ... ... I could run fast before the accident (could)
Chance ... ... ... ... ... ... ... ... They could say the truth
This Permit ... ... ... ... May I use your cell phone? (Power, I)
Permit, last May ... ... She might go to the party last night (could)
Probability ... ... ... ... ... ... .... We might travel to Paris soon
Moral obligation ... ... ... ... .... You should see the doctor (should)
Should ... ... ... ... ... ... ... ... .... I ought to visit his parents every month (should)
Duty ... ... ... ... ... ... ... .... You must pass all the subject to pet your degree (you)
Duty ... ... ... ... ... ... ... .... Lucy has to (have to) clean the house (have to)
Conditional ... ... ... ... ... ... ... ... I would call you if I had your phone number (like, I would like).
Future ... ... ... ... ... ... ... ... ... ... He will be a god some day programmer

Affirmative: Subject + modal + infinitive verb + Complement
Paul + can + play + soccer very well.
Negative: Subject + modal verb + infinitive + negative Complement
Karen will not go to your party next month.
Question: Subject + Modal + infinitive verb + Complement
Could you do me a favor?

Imperative.
Open the windows
Do be quiet
Come here please

Disclaimer:
Do not stop
Do here Jhon

Connectors.

Connects two ideas and = positive or negative. (y)
Connects ideas but = positive, negative or contrast (but, except, however).
Or = Connects two ideas are alternatives. (o)
So = Connects two ideas where one follows the other (so, so, so, as well as)
Because = Connects two ideas where one causes the other. (Because)