Vocabulary
Past Perfect or Past Simple?
Transform the Sentence
Correct the Mistake
What happened first?
100

Complete: ”The explorers were relieved when they finally ___ the missing campsite.”

a. Discovered 

b. Borrowed

c. Repaired

A. Discovered

100

After they ___ (eat), they played football. 

After they _had eaten_, they played football.

100

The match ended. We arrived. 

The match had ended before we arrived. 

100

She has lived in Madrid since three years. 

She has lived in Madrid for three years. 

100

I was tired because I had studied all night.  

Studying happened first.  

200

What does “achievement“ mean? 

Something important that has been successfully accomplished.  

200

When I __ (saw) her, she was crying. 

When I _saw_ her, she was crying.

200

She lost her passport. She couldn’t board the plane.  

She couldn’t board the plane because she had lost her passport. 

200

By the time we arrived, everybody left. 

By the time we arrived, everybody had left. 

200

After she had locked the door, she left the house. 

Locking the door happened first.

300

The documentary raised public ___ about the environmental impact of plastic waste.

A. Awareness

b. confusion

c. Confidence 

A. Awareness 

300

The concert __ already __(start) when we arrived. 

The concert _had_ already _started_ when we arrived.

300

Rewrite using before

I finished my homework. Then I watched TV.  

Before I watched TV, I had finished my homework. 

300
Students were very exciting about the school trip. 
The students were very excited about the school trip.  
300

When we arrived at the airport, the plane had departed. 

The plane departed first. 

400

Despite facing many challenges, she showed great ___ and eventually achieved her goal. 

a. Perseverance 

b. Curiosity 

c. Anxiety


a. Perseverance

400

He ___ (finish) his homework before he went out.  

He _had finished_ his homework before he went out. 

400

Rewrite using by the time

The guests arrived. We prepared dinner. 

By the time guests arrived, we had prepared dinner. 

400
If I would have studied more, I would pass the exam. 

If I had studied more, I would pass the exam. 

400

He was nervous because he had never spoken in public before.  

Not speaking in public before happened first.  

500

The company made a significant ___ in reducing its carbon emissions.  

A. Progress

B. Argument 

C. Prediction 

A. Progress

500

We ___ (miss) the bus because it ___ already ___ (left).

We _missed_ the bus because it _had_ already _left_. 

500

Rewrite using after

He completed university. He got his first job.

After he had completed university, he got his first job. 

500

I was late because I had missed the bus. 

*no mistakes*

500

The scientists published their findings after they had collected data from more than 5,000 participants.  

They collected the data.