упражнения
Упражнение 1. Choose the correct form to make conditional sentences. If Rita opens /will open a boutique in the High Street, she’ll make lots of money. If the economy doesn’t improve, lots of businesses will close / would close down. This burglar alarm is so sensitive: it goes off if a mouse runs / will run across the floor. George may go to prison unless he won’t pay / pays his taxes. The company was / would be more successful if it spent more money on advertising. If the employees of a company are/were happy, they work harder. We might sell our business if it makes / would make another loss this year. It looks like Molly’ll be okay, unless something new will happen / happens. Unless Shelly had read him wrong, Jack would find /would have found her unorthodox approach irresistible. Mat would not trust/ didn’t trust that unless he had to.
Упражнение 2. Open the brackets to form conditionals. Mind mixed conditionals! If Felix (to be) ___________ here I would have seen him. Michael would not agree even if you (to ask) ____________ him. If they (mention) __________ this yesterday, everything would have been done. If I (to find) __________ that letter, I’ll show it to you. If I meet him, I (to invite) __________ him. Would they come if we (to invite) __________them? The boss (be) __________ very disappointed if you aren’t at the meeting tomorrow. The teacher said, “I’ll begin the lesson as soon as Jack _____________ (stop) talking.” The old gentleman doesn’t go out in winter. He _____________ (go) out if the weather gets warmer. She’s flying to Cairo tomorrow. She’ll send her family a telegram providing she _____________ (arrive) with a delay. If the plane had left on time, they _____________ (be) in Minsk now. If they hadn’t walked 40 km, they _____________ (not / be) exhausted now. What would have become of us, if I _______ (come) to you then!' He would have been scrupulous — if he (can) ________ ! What is the answer if you (add) _______ 17 to 75?
Упражнение 3. Make conditional sentences. Molly (be) _______ a splendid woman, if only she didn't talk so much! The evening will be fine, if only we ________ (not have) a storm. You might be of interest to me, if only I (have) _________time to waste on you. If you (leave) __________ at two, you will be there before dark. When he is drowning, a man (clutch) ________ at any straw. If only Greg (can) _______ get some favourable shock, that's what would do it! You (can) _________ do it if you try You (can) _________ do it if you tried. You (can) _________ do it if you had tried. We (go) __________ if it does not rain. Fred (come) _________ if he has time. If you (take) _______ a taxi, you'll be in time. If Mark (have) ________enough money, he will go to the university. They won't unless you (ask) ______ them to come What remains if you (subtract) ________ 5 from 10? If you (buy) ________a packet of cigarettes costing 3$ and matches costing 2$, and gave the shopkeeper 10$ note, how much change ought you to receive?
Упражнение 4. Supply the correct verb forms in these conditional sentences. Decide, which type of conditionals are these sentences. If you (to heat) __________ iron, it (to start) ____________ to get red hot and then white hot. If Molly and Paul (be not) ________ misinformed about the train times, they (not be) __________ late. If Ioannis (stay) _______ longer at the party, he (have) ________ a good time If the government (lose) __________ the next election, the Prime Minister (resign) ________ from politics. If we (not go) ________ to your friend's party, I never (meet) _________ Alan. If train fares (be) _________ cheaper, more people (use) _________ them. If Molly (get) _______ that job she's applied for, she will be delighted. It (be) ______ a disaster if it the explosion had happened in the middle of the day. If the talks (be broken) __________ down again, there (be) ______ a war between the two countries If Ali (know) _______ anything about mechanics at that time, I'm sure she (help) _____ us. He (have) ________ a bad accident last Friday if he _____________ (not / drive) more carefully.
