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Conditional Sentences
| Situation | IF-clause | Result clause | Examples |
| First conditional Real in the present/ future | Simple Present | Simple Present will (should, might, can) + simple form | IF you press this key by mistake, you will lose all the data. If you don’t virus check this file, you MIGHT get a virus |
| Second conditional Unreal in the present/ future | Simple Past | would + simple form | If you installed more memory, you would download more files. |
| Third conditional Unreal in the past | Past Perfect | would have + Past Participle | If you had told me about the Internet problem, I would have helped you. If you hadn’t surfed the net all night, you would have got a better mark. |
XV. Match the actions in Column A with appropriate effects in Column B. Then join each action and effect using an if-sentence.
| Column A | Column B |
| 1. you press CTR+C | a. you would be able to connect to a telephone line |
| 2. you press ALT + F4 | b. it would speed up the computer |
| 3. you added more memory | c. you would have more space at your desk |
| 4. you use Undo command | d. you wouldn’t have lost all your data |
| 5. you installed a modem | e. you will copy highlighted text to the clipboard |
| 6. you had used power-saving options | f. you can reverse a change you have made |
| 7. you used an LCD display | g. you will close whichever program you are currently using. |
| 8. you hadn’t forgotten to save regularly | h. you would have been able to cut your electricity bill last month |
XVI. Describe the effects of these actions using an if-sentence.
You forgot your e-mail password; you press F5 key; installed Ubuntu instead of Windows; were suggested a job of a computer consultant; get a doubtful e-mail; studied English distantly; use a search engine; don’t virus-check files.
XVII. Complete the sentences with the correct form of the verbs in brackets.
1. If I (be) ____ you, I (use) ____ wireless Internet.
2. What (you, do) _____ if you (get) a virus in your computer?
3. If there (be) _____ no Internet, people (not, have) ____ any access to news sites that tells us more about worldwide events.
4. ____the Internet (appear) _____ if the ARPAnet (develop) ____ in the late 1960th an experimental network of computers?
5. If you (press) ____ CTRL X you (cut) ____ the highlighted text.
6. If the domain name your are looking for (take) _____, you (can, click) ____ WHOIS to find out who registered it.
7. If the computer engineer named Ray Tomlinson (send, not) ____ the first e-mail message in 1971, people probably (not, communicate) ____ across the network for a long time.
8. If you (use) ___ search engine more effectively, you (can, find) ____ more results.
XVIII. If there were no computers or cell phones how would your life change? Discuss with the class.
SPEAKING
XIX. Work in pairs. Find out this information from your partner. Make sure you use the correct tense in your questions.
1. current ISP? (Who)
2. have problems with them? (1. – ; 2. what)
3. type of Internet connection? (What)
4. fast enough for your requirements?
5. a faster connection be useful to you? (how)
5. access the Internet? (From where)
6. on average, hours a week spend online? (how many)
7. you ever do these things?
a. chat in real time
b. book a flight online
c. use your credit or debit card to pay for something over the Internet
d. have a virus on your computer
e. have a problem with identity theft
Date: 2016-03-03; view: 1922