Es. 1 pag.38

1. fix

2. open

3. go

4. get

5. visited

6. click

Es.2

1. development

2. network

3. date

4. discovered

5. imagination

6. scientist

Es. 3

1. The first moon landing was in 1969.

2. Ten years ago my brother was still studying at university.

3. Mabel found some keys on the pavement yesterday.

4. I had my first drive lesson last week.

5. I was talking on my phone when my mum asked me a question.

Es. 5

1. b

2. find

3. b

4. b

5. b

Es.6

1.put – c

2. on – on

3. carry – do

4. follow – follow

5.out – out

6. go