Question

6 Complete the passage with the correct form of the verb in brackets. Use the Present Simple,Present Continuous, Past Simple and Past Continuous.

1. …………………… you …………………… (enjoy) computer games? Well,
now there 2. …………………… (be) computer games that are fun and also help
scientists. A few years ago, computer scientists 3. …………………… (look) for
a way to help computers recognise pictures. To help solve this problem,
Luis von Ahn 4. …………………… (create) the ESP game. In the game,
players get points every time they 5. …………………… (write) a description
of a picture. The players 6. …………………… (not know) they are helping the
scientists – they are just having fun. Last week, I 7. …………………… (play)
this game with a friend. It was great fun and I felt good because I knew I 8. …………………… (do) something useful.

Answer 1

Respuesta:

1. ……do…… you ……enjoy……………… (enjoy) computer games? Well,

now there 2. ……are…… (be) computer games that are fun and also help

scientists. A few years ago, computer scientists 3. …were looking…… (look) for

a way to help computers recognise pictures. To help solve this problem,

Luis von Ahn 4. …are creating…… (create) the ESP game. In the game,

players get points every time they 5. ……write…… (write) a description

of a picture. The players 6. …don't know…… (not know) they are helping the

scientists – they are just having fun. Last week, I 7. …was playing… (play)

this game with a friend. It was great fun and I felt good because I knew I 8. …did… (do) something useful.