Past Participle of the verbs
Change to Past Perfect
Past or Present Perfect?
Past Perfect or Simple Past?
Past simple & Past perfect (mixed)
100

Know 

Known 

100

She has not been to Canada before 

She had not been to Canada before 

100
The following statement is in this tense: We have had a dog for two years.
Present perfect tense.
100

The following is an example of this tense: I lived in Quebec this year.

Past Simple Tense

100

Alex_____ N.Y. yesterday but he _____ to L.A. 2 weeks before (visit/be) 

Visited / had been

200

Lose

Lost 

200

I wrote a nice poem 

I had written a nice poem 

200

The following statement is an example of this tense: Tiffany has had blond hair, brown hair, black hair, and red hair.

The present perfect tense

200

The following is an example of this tense: How long had you lived in Quebec ?

Past Perfect Tense

200

He _____into trouble because he _____ the clasroom window (get/break) 

got / broken 

300

Sell 

Sold 

300

We have already started to cook.

"We had already started to cook."

300
The following statement is an example of this tense: Before he moved to Brazil, Professor Baker had lived in France.
The Past Perfect Tense
300

The following is an example of this tense: We ran home last night because it was raining.

Past Simple Tense.

300

She _____to Japan because she ____ a contest the week before. (travel/win) 

traveled / won 

400

 Bring

Brought 

400

She has become a recognized politician

She had become a recognized politician 

400
The following statement is an example of this tense: Sam has spoken with a Boston accent.
The Present Perfect Tense
400
The following is an example of this tense: I had not done my homework before class.
Past Perfect Tense
400

He _____ in the exam so he ____ a hard punishment. (cheat/receive) 

Had cheated / received 

500

Lead 

Led 

500

I didn't feed my cat 

I hadn't fed my cat 

500
Fill in the blanks: Terry is a truck driver. She __________(is) a truck driver for a year. Before that, she _______ (is) a taxi driver.
What is "Terry is a truck driver. She has been a truck driver for a year. Before that, she had been a taxi driver.
500
The following is an example of this tense: Pierre had enjoyed playing baseball, swimming, and camping all summer.
The Past Perfect Tense
500

We ____ home because I _____ to lock the door. (return/forget) 

Returned / forgotten 

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