Tenses and condition sentences

Which tense do we use to describe an action or event that happened in a specific period of time in the past?

Which tense do we use to describe something happened when something was happening?

Which tense do we use to describe something is going to happen?

Which tense do we use to describe a general or personal fact?

Which type of sentence do we use to describe a result in future, and a condition in present.

Present simple structure:

S + ​ (a)   + ​ (b)   ​ (c)  

S + ​ (d)   + not + ​ (e)   + O.

• V1/s,es
• O
• .
• do/does
• V1
• don't/doesn't
• V
• Vs/es
• doesn't
• obviously

Past simple structure:

S + ​ ​ (a)   + ​ (b)   ​ (c)  

S +​ (d)   + not + ​ (e)   + O.

• O
• .
• V1
• didn't
• V
• Ved/es
• did not
• objects
• V2/ed
• did

Past continous structure:

S +​ (a)   + (​ (b)   ) + ​ (c)   + O.​

• was/were
• not
• V_ing
• V2/ed
• wasn't
• wasn't/weren't

Future structure:

S + ​ (a)   + going to + ​​​ (b)   + O.

S + ​ (c)   + v1 + O.

• am/is/are
• V1
• will/won't
• was/were
• V2
• can/can't

First condition sentence:

If + S + V(​ (a)   ) + O, ​ (b)   + ​ (c)   + (​ (d)   )+ ​​ (e)   + O.

• simple present
• S
• will
• not
• V1
• simple past
• S
• can
• not
• V1