Выбрать правильный вариант: 1. we (wash/ washed/ have washed) up already. 2. (do/did/have) / bought) a present for granny yet? 3. / did / have) you / bought) the present? 4. jerry (finishes / finished / has finished ) school already. 5. ted (doesn`t finish / didin`t finish / hash`t finished) school yet. 6. peter finishes / is finishing / finished) school next year. 7. (finished / has finished / will finish ) school in 2002. 8. he / saw / has seen) the film already. 9. (does / did / has) he / seen) the film? 10 when / did / has) he / saw / seen) the film?

1.have washed
2.did.bought
3.did.bought
4.has finished
5. hasn't...
6.finished
7.finished
8.has seen
9.Has.seen (pr.perfect)
10.did.see

1. If number of speakers decrease, some languages will be endangered.
2. If Internet reaches all corners of the world, English as the Net language will influence the culture of non-speaking countries.
3. If English keeps on being global, other languages won’t set foot on Internet. 4. The world’s linguistic experts will be alarmed if many languages disappear at an alarming rate.
5. If some tribes aren’t urbanized and assimilated into mainstream, their languages won’t die out.
6. Youngsters will be able to communicate with people from abroad, if they learn foreign languages.
7. If the EU wasn’t worried about endangered languages, they wouldn’t issue a special directive on preserving them.
8. If minority languages aren’t politically tolerated, they will be in jeopardy.
9. If the high number of languages spoken in the EU corridors, it would be like a Tower of Babel.
10. If English is the language of trade and diplomacy, it will be considered as lingua franca nowadays. 

1. Do you have any garden tools? 2. A dishwasher is very useful invention. 3. Where does this road go? 4. Where were nuclear weapons first produced, in Europe or the USA? 5. Sew decided to improve her literature grades. 6. Diana has an eventful life. 7. Sergey is an engineer. He has a lot of practical and technical skills. 8. I don't know anything about this plant. I know only know that they try grow it in the north. 9. It is useless to grow flowers on this soil. It is very bad. 10. Trade helps to improve contacts between countries.