Use the present perfect to make true sentences for you.

1. write a letter in English

2. phone the emergency services

3. lose your mobile

4. forget to post an important letter

5. buy a book online

6. have a virus on your computer

Задание : Use the cues to write affirmative and negative sentences. 1. образец your mobile phone in class/your mobile at home. как переделали : don't use your mobile phone in class. Use your mobile phone at home 2.

Choose the correct words 1. A hacker / virus is a type of online criminal. 2. I use spam / anti-virus software to protect my computer 3. You can stop a lot of spam / hackers with a filter 4.

The correct forms: Joe never phones me ... A) I ever have to phone him B) I never have to phone him C) Always I have to phone him D) I have always to phone him E) I always have to phone him F) I tomorrow have to phone him G) I have just to phone him

Must, mustn' t nedn' t 1. We haven' t got much time. We ... herry. 2. We' ve got plenty of time. We ... herry. 3. We have enough food at home so we ... go shoping today. 4. Jim gave me a letter to post. I ... remember to post it. 5.

Personal information Antivirus program Up to date Make backups Steer clear of Face to face Visit chat rooms Screen name Go online Use a nickname 1. Now use the collocations to complete the sentences. 1 ... So you dont lose your work. 2.