1. Unit 5
Transportation

2. Infrastructure
1. An underlying base or foundation especially for an organization or system.
2. The basic facilities, services, and installations needed for the functioning of a community or society, such as transportation and communications systems, water and power lines, and public institutions including schools, post offices, and prisons.

3. Freight train Airport Port Cargo ship Highway Railroad Truck Tanker
Container
Freight train

4. Transport Advantage Disadvantage By air Fast Insurance is cheap
Expensive
Large quantities not possible
By sea
Suitable for heavy goods or large quantities
slow
Ports expensive
Delays common
By truck
Door-to-door service
Pollution factor
By cargo train
Commercial use of labor
No pollution factor
No door-to-door service

5. Words can be used to describe how the facilities are
+++
+/-
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First class
Adequate
Terrible
Excellent
Fair
Poor
Very good
Satisfactory
Unsatisfactory

6. Types of cargo : Perishable goods: fruits- meat -vegetables
Hazardous : nuclear
Livestock: sheep -cows (animals)
High value cargo : gold –silver
Fragile goods : glass
Flammable goods: oil

7. Form the comparative and superlative forms of a one-syllable adjective by adding – er for the comparative form and – est for the superlative.
One-Syllable Adjective
Comparative Form
Superlative Form
tall
taller
tallest
old
older
oldest
long
longer
longest
Mary is taller than Max.
Mary is the tallest of all the students.
Max is older than John.
Of the three students, Max is the oldest.
My hair is longer than your hair.
Max's story is the longest story I've ever heard

8. This morning is more peaceful than yesterday morning.
With most two-syllable adjectives, you form the comparative with more and the superlative with most.
Two-Syllable Adjective
Comparative Form
Superlative Form
peaceful
more peaceful
most peaceful
pleasant
more pleasant
most pleasant
careful
more careful
most careful
thoughtful
more thoughtful
most thoughtful
This morning is more peaceful than yesterday morning.
Max's house in the mountains is the most peaceful in the world.
Max is more careful than Mike.
Of all the taxi drivers, Jack is the most careful.
Jill is more thoughtful than your sister.
Mary is the most thoughtful person I've ever met.

9. Adjective
Comparative Form
Superlative Form
Good
better
best
Bad
worse
worst
Little
less
least
Many
more
most

10. Sara is taller than Ali .
Ali is not as tall as Sara .
Transporting goods by air is faster than by sea.
Transporting goods by sea is not as fast as by air.
…….. As adjective As ………