SIMPLE PRESENT
SIMPLE PAST
PRESENT CONTINUOUS
PAST CONTINUOUS
SIMPLE FUTURE
100

AUXILIARY

DO/DOES

100

AUXILIARY

DID

100

AFFIRMATIVE STRUCTURE

SUB + AUX (to be) + PRESENT PARTICIPLE (ing) + C

100

Affirmative Structure

SUB + AUX (to be past) + PRESENT PARTICIPLE (ing) + C

100

AUXILIARY

WILL

200

INTERROGATIVE STRUCTURE

AUX + SUB+ VSF + C + ?

200

NEGATIVE STRUCTURE

SUB+AUX (-)+VSF+C

200

AUXILIARY 

(to) be: am/is/are

200

AUXILIARY

(to) be: was/were
200

NEGATIVE STRUCTURE

SUB+AUX(WON'T)+VSF+C

300

Example of negative third person

300

When do we use the simple past?

To talk about a COMPLETED ACTION IN A TIME BEFORE NOW

300

Example of negative

300

When do we use the past continuous?

To show that an ongoing past actions was happening at a specific moment of interruption, or that two ongoing actions were happening at the same time. 

300

When do we use the simple future?

To predict a future event, to express spontaneous decision, to make promises, offers, requests.

400

When do we use the Simple Present?

To express HABITS, GENERAL TRUTHS, REPEATED ACTIONS OR UNCHANGING SITUATIONS, EMOTIONS AND WISHES

400

Example of interrogative

400

When do we use the present continuous?

For things that are happening AT THE MOMENT OF SPEAKING.

Temporary situations

400

Example of affirmative

400

Example of interrogative

500

Example of interrogative

500

Example of negative

500

Example of interrogative

500

Example of interrogative

500

Example of negative

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