1- S
2-CP
3- CP
4- S
5- S
6- S
7- S
8- CP
9- CP
10- S
Exercise 4
1- Robert E. Peary was a brave man and explored arctic regions.
2- He made his first expeditions to Greenland in 1886 and made several other trips there.
3- Peary planned a trip to North Pole and announced his plans in 1898.
4- He made the trip with his assistant, Matthew Henson and also included four Inuits.
5- Peary succeeded in reaching his goal and arrived at the North Pole on April 6, 1909.
Exercise 5
1- Robert E. Peary was a brave man, so he explored arctic regions.
2- He made his first expeditions to Greenland in 1886, and he made several other trips there.
3- Peary planned a trip to North Pole, so he announced his plans in 1898.
4- He made the trip with his assistant, Matthew Henson, and they included four Inuits.
5- Peary succeeded in reaching his goal, as he arrived at the North Pole on April 6, 1909.
Exercise 6
1- Since the world's supply of wood is limited
2- None
3- Which may also be used for recreation
4- That deserve serious consideration
5- Because opinions on the subject are so different
Exercise 7
1- Complex / Because millions of energy-consuming devices are in use every day
2- Complex/ When builders construct new homes
3- Complex/ Although energy-efficient appliances cost more
4- Complex/ Because legislators have enacted certain laws
5- Complex Compound / When cars use less gas
6- Complex/ Though sulfur pollution is a threat to human health
7- Complex/ Although water power can generate electricity
8- Complex Compound / That we consume in producing those goods
9- Complex Compound / That cool, heat and transport us
10- Complex / Because our natural resources clearly cannot last forever