Ответ:
1 Pollution is one of the most serious problems of mankind.
2 на фотке
3 I think that environmental problems should be discussed at school because in the future it is we who will protect the Earth.
Тут нет образца как бы :D
The Chief Mechanic (0) <u>is responsible</u> for maintaining all the mechanical equipment on the oil rig. He or she repairs the diesel generators, and maintains every machine on the rig. He / She (1) <u>checks</u> all the equipment daily, and (2) <u>makes</u> sure that all machines are in good working order. He / She inspects broken equipment and orders replacement parts and new tools. Most of the time he / she (3) <u>works</u> outside or on deck. The Chief Mechanic (4)<u />reports to the rig Maintenance Manager, and (5) <u>supervises</u> a small crew of two assistant mechanics and two motormen. He / She normally has a two weeks on / two weeks off schedule.
Kate is taller than ann. His grandfather is older than his grandmother. Tom is the strongest in his team. Mary is the best in our class. The worst holiday in my life was last summer. These sweets are tastier thab those ones. Как то так.
Привет !:)
Решение во вложении !:)
#Azerbaijan
Удачи !:)