Past simple
Past continuous
Past perfect
Past perfect continuous
Correct the mistake (s)
100

Brianda ______ (not prepare) enough for her Chemestry exam. 

didn't prepare
100
Diego ______(train) in the gym when he saw a friend from English class. 

was training 

100

I connected late to Zoom, luckily, my class _____ (not start /yet) 

hadn't--had not started yet 

100
The teacher was very late for class, when se finally made it, we ______(wait) for more than 20 minutes already. 

'd-had been waiting 

100

Caro was breaking her leg when she skated in the park. 

Caro broke her leg when she was skating in the park. 

200
Last summer Lili ____(go) to a Billie Eilish concert, ______(visit) California and ____(have) the time of her life. 

went / visited / had 

200
Astrid ____(work) in Tecbot until late when the teacher Alex ______(tell) her she should continue the next day. 

was working / told 

200
I came back to the library to take my charger but it wasn't there. Someone ______(take) it :( 

had taken 

200

I knew straightaway that Danny ______(cry), her eyes were red and her face looked sad. 

had been crying 

200

When the people were rescued from the fire, they were being trapped for 2 hours. 

When the people were rescued from the fire, they had been trapped for 2 hours. 

300
I _____(not know) what to answer to my tutor when he ______ (enquire) me about my absent marks.  


didn't know / enquired 

300

Leo _____(do) his Key Activity while Kevin ____(listen) to music. 

was doing / was listening 

300
Regina had to come back to the classroom when she noticed she ______(forget) her laptop. 

had forgotten 

300
Last weekend my sister and I were very tired because we ______(clean) our rooms all day. 

had been cleaning 

300

Sebastián had dinner when her friend called him to ask about some homework. 

Sebastían was having dinner when her friend called him to ask about some homework. 

400

Julieta _____(think) about taking up yoga but she _____(realize) it _____(not be) her thing. 

thought / realized / wasn't- was not 

400
When I ____ (come) to school this morning, the sun ______(shine), I felt a good vibe that it'd be a great day. 

was coming / was shining

400
When we saw the news about Russia and Ukraine, it was obvious that a big conflict _______(arise) 

had arisen

400

He………………..(drive) his car for 10 minutes when he realized it had a flat tire.

had been driving

400
My math teacher gave my exam grade and told me: "It's very obvious you weren't preparing for the exam."
"It's very obvious you didn't prepare for the exam". 
500

Although my sister ___(hide) in the trees, a wild dog ____(bite) her :-O

 hid / was hiding ---- bit 

500
All the people at the concert _____(have) a blast! They ____(sing) outloud. 

were having / were singing

500
The day Rodrigo became a doctor officially, his friends and family congratulated him. He_____(never / be) happier in his life. 

had never been 

500

Some friends asked me out but I_______(work) all day at school, so I didn't want to go out.

had been working 

500

It was not the first time Muriel was in Paris, she was there before in 2017. 

....she had been there before in 2017. 

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