DAM

Present

100

I ......... (WRITE) an email at the moment while she......... (READ) a book.

I AM WRITING an email at the moment while she IS READING a book.

200

The Earth ......... (TURN) around the sun and the moon .......... (TURN) around the Earth.

The Earth TURNS around the sun and the moon TURNS around he Earth

300

Sara .......... (LIVE) in Gijón since 2010 and Pedro .......... (LIVE) there for 3 years.

Sara HAS LIVED/HAS BEEN LIVING in Gijón since 2010 and Pedro HAS LIVED/HAS BEEN LIVING there for 3 years.

400

He .......... (NOT DO) his homework because he .......... (PLAY) videogames.

He ISN'T DOING his homework because he IS PLAYING videogames.

500

They ......... (BE) always late because the bus never .......... (arrive) on time.

They ARE always late because the bus never ARRIVES on time.

Past

100

We.......... (WORK) a lot in the new project yesterday

We WORKED a lot in the new project yesterday

200

I .......... (PLAY) video games when the teacher .......... (ENTER)

I WAS PLAYING video games when the teacher ENTERED

300

She.......... (teach) Spanish while we .......... (listen) to music

She WAS TEACHING Spanish while we WERE LISTENING to music

400

- .......... you .......... (HEAR) the storm yesterday?

- No, ...........

- DID you HEAR the storm yesterday?

- No, I DIDN'T

500

John .......... (ARRIVE) at work when he (REALISE) he .......... (FORGOT) his mobile phone at home

John WAS ARRIVING at work when he REALISED he HAD FORGOTTEN his mobile phone at home