1A Vocab
1A Grammar
1B Vocab
1B Grammar
1C
100

The animals that live in the forest.

Wildlife

100

He ___________________ (work) for Greenpeace from 2014 to 2018. 

worked

100

tomar control (decirlo en una oración correcta en inglés) 

take control 

100

El había visto la película tres veces. 

He had seen the film three times. 

100

I can make pasta ____________ (yo mismo). 

I can make pasta myself. 

200

When people cut down trees in the forest. 

Deforestation

200

My friends _____________ (not go) to a demonstration last week.  

didn't go

200

libertad (en una oración)

freedom

200

The elite classes stopped wearing red because it ____________________ (become) so popular. 

had become

200

They decided to do the task ____________, without the help of their teacher. 

themselves

300
Extracting oil and gas from beneath the earth

Drilling

300

Since the accident, we ___________________(talk) about the consequences of drinking alcohol. 

have talked

300

governar (en una oración)

to rule

300

People in Ireland _______________ (eat) potatoes before the Spanish _________________ (discover) them in Peru.

People in Ireland had eaten potatoes before the Spanish discovered them in Peru. 

300

Ocupa mucho tiempo

time-consuming

400

When an accident contaminates the water or the earth with oil. 

oil spills

400

How long _________ Tom _____________ (be) at the recycling centre? 

has / been

400

comercio/ intercambio (en una oración)

trade

400

I ___________(miss) the concert because I ______________ (forget) my ticket. 

I missed the concert because I had forgotten my ticket. 

400

The hyperloop is an example of a _______________ train.

high-speed

500

Coal, oil and gas are all ________________

fossil fuels

500

They _______________ always ___________ (dream) of becoming famous. 

have / dreamt

500

logro (en una oración)

accomplishment

500

I _______________ (study) really hard, so I _____________(pass) a difficult test. 

I had studied very hard, so I passed a difficult test. 

500

Norway has one of the highest ________________ of _____________ in the world. 

standards of living

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