Chose the righ word and fill in the gaps 1 a similar vehicle which was also never built a) designed b) proposed c) applied 2 newcomen's had a cylinder and a piston and was the first of this kind a) carburetor b) engine c) muffler 3 the first vehicle under its own power for which there is a record was designed by nicholas joseph cugnot a) to move b) to fly c) to navigate 4 the early powered vehicles were so heavy that they were only practical on a perfectly flat syrface 5 many attempts had been made in eangland by the 1830's to develop a practical vehicle that didn't need a) rails b) road c) highway 6 the development of the internal combustion engine had to wait until fuel was internally a) to evaporate b) to combust c) to vaporize 7 cars had been built in america since the civil war a) gas b) steam c) petroleum

I may clean the house.

MIGHT

The house may be cleaned.

MIGHT BE+V3

i might clean the house.

HAVE TO

The house might be cleaned.

HAVE TO BE +V3

I have to clean the house.

The house has to be cleaned.

People (/are told) not to spend much time in di-

Water in many rivers nowadays (is polluted).

Rivers and oceans (are used) as dumps, which

Fish and reptiles can't live in many rivers and lakes

ich shows that they (will be poisoned).

Factories and plants often (pour) their

Poisoned fish (may be eaten) by people

To make the air clean we (need) good fil-

Nuclear-poisoned fish (might be eaten), which

Nuclear pollution (can't be seen).

What (caused) this awful destruction?

The Internet is for sure one of the greatest inventions of last century. The point is that the invention and implementation of it to different spheres of our life has completely changed the way we live it. It has transformed the process of communication, study, search of information and even the way of thinking. But are all these changes positive?

First of all, the existence of the Internet doubtlessly had enormous effect on our lives. Furthermore, it brought more opportunities that had been unachievable before. As for the process of communication, it’s obvious that the appearance of the Internet has given us a chance to keep in touch with people from all over the world.