ПАЗАЗЯ 1) Put the verbs in brackets into the correct forms.

1 Kevin ... (change) his password when he realized that someone else was using his page.

2 When Kate buys herself a new computer next week, she ... (use) her old one for fi ve years.

3 We need to check the database until Mr. Smith ... (arrive).

4 Until she returns, you ... (hide) all of the appliances.

5 I ... (fi x) the printer for two hours when Jake entered the room.

6 Helen ... (not leave) the offi ce till her boss allowed her to.

7 They ... (not improve) the website until you require to do this.

8 Life had not been so convenient as nowadays until the Internet ... (invent).

2) Correct the mistakes printed in bold. Explain your corrections.

1 We will be waiting here until he plugged in the laptop.

2 I forbid you to use the computer till you have been sixteen.

3 When Sophia comes back next month, it is three years since she was away.

4 Scientists fi n d it diffi cult to cure many illnesses until the level of technology was improved.

5 She never uses her mobile when the battery had been low.

6 Last week, Sam requires a refund when he discovers that his new digital camera is broken.

7 Until you bought me a cellular, I used a land-line phone.

8 Tomorrow Tom pay the connection fee when he go to work.