SIMPLE PAST
PAST PERFECT
PAST CONTINUOUS
PAST PERFECT CONTINUOUS
100

When do we use the simple past?

Finished actions

100

When do we use the past perfect?

To talk about an action that occured after another

100

When do we use the past continuous?

 To talk about actions and states in progress (happening) around a particular time in the past.

100

When do we use past perfect continuous?

to talk about actions that continued for a period of time before another action or situation in the past

200

Structure of simple past

S + V (past) + comp

200

Structure of past perfect

S + had + past participle
200

Structure of past continuous

S + was/were + verb -ing

200

Structure of past perfect continuous

S + had been + verb-ing

300

When I (arrive) ______ they were talking about me

When I arrived, they were talking about me

300

They wanted to buy a new computer, but they _____ (not / save) enough money.
 

They wanted to buy a new computer, but they hadn't saved enough money.

300

They _________ (clean) the dishes when we came back to our house

They were cleaning the dishes when we came back to our house

300

I ______ (learn) English for almost 3 years when I first _____(travel) abroad.

I had been learning English for almost 3 years when I first traveled abroad.

400

When we _______(be) on the shopping line, we noticed we hadn't brought the wallet

When we were on the shopping line, we noticed we hadn't brought the wallet

400

I was late. The teacher ____ (already /give) a quiz when I ____ (get) to class

I was late. The teacher had already given a quiz when I got to class

400

The kids ____ (still / sleep) when their father _______ (call). And I didn’t want to wake them up, so they didn’t talk to him.

The kids were still sleeping when their father called. And I didn’t want to wake them up, so they didn’t talk to him.

400

My mother ___ (cook) something for more than one hour when I walked in the room. She was already exhausted, so I ____ (help) her finish preparing the food.

My mother had been cooking something for more than one hour when I walked in the room. She was already exhausted, so I helped her finish preparing the food.

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