Someone, Somewhere, Not anyone

Let's, Shall we, polite volitional

Shall we?, Shall I?, Would you like me to...?

Won't you, Would you not, Why don't we

It's okay to do, You may do, It's alright to do

Please do this (polite request), Could you please do ..., Please give me ...

Please don't do it., A polite request for someone not to perform an action.

must not, may not, not allowed to do

must do, have to do, it's necessary to do

Must do, Have to do, Essential to do

It'd be better to, Should do, Ought to do

It would be better not to, Shouldn't do (something)

must do, have to do, gotta do

and things like that, and the like, and other things

have done before, have experienced, once in the past

Has/have done, Is ~ing (repetition)

Connects clauses to show sequence or cause, Links characteristics to another fact, Used to list things or describe a situation in sequence

And..., Both and (Conjunctive), Used to connect two predicates or clauses

To be bad at, Poor at, Unskillful at

to be good at, to be proficient at, to be skilled at