Modal Verbs
Past Participle
Past Perfect
Past, Past Continuous, Past Perfect
100

Five years ago, I ________ play the piano.

a) cannot

b) couldn't

Five years ago, I _______ play the piano.


b) couldn't

100

Watch

Watched

100

He couldn´t go skiing, because it ______ (rain) the night before. 

had rained

100

Simple Past, Past Continuous or Past Perfect

I had participated in several competitions.

Past Perfect

200

We ________ speak English well.

a) can

b) could

We _______ speak English well.

a) can

200

Stay

Stayed

200

We ______ (live) in many other cities before we moved to Guadalajara. 

had lived

200

Simple Past, Past Continuous or Past Perfect

Hugo Sanchez completed a degree in Dentistry while he was playing for "Pumas"

Past Continuous

300

You ________ wear the uniform.

a) must

b) may

You _______ wear the uniform.

a) must

300

Swim

Swum

300

We ate at a restaurant last night because my mom ________ (cook/not) anything for dinner. 

had not/hadn´t cooked


300

Simple Past, Past Continuous or Past Perfect

Checo had an accident while he was practicing in Hungary

Simple Past

400

Past ability

I _______ ride a bike when I was little. I always fell.

I _______ ride a bike when I was little. I always fell.

Answer: couldn´t

400

Read

Read

400

_______ the conference already ________ (start) when you arrived?

Had.......started
400

We _____ already _______ (eat) dinner when George ______ (come) home.

We had already eaten  dinner when George come home.

500

Advice

You __________ sit near the TV. It´s bad for your eyes.

You __________ sit near the TV. It´s bad for your eyes. 

Answer: shouldn´t

500

Buy

Bought

500

Question:

(he/live) in Colima before he moved to Mazatlan?

HAD HE LIVED in Colima before he moved to Mazatlan?

500

When I ____ (get) to my car I found out that I _____ (lose) my keys.

When I get to my car I found out that I lost my keys.