Comprehension check. 1. Decide whether the following statements are true or false according to the text:

1. Decide whether the following statements are true or false according to the text:

1. Subway is used to transport passengers from one city to another.

2. Subways are usually built under city streets and sometimes under rivers.

3. There are four types of subways.

4. The construction crew digs one roadbed deeper than the other if two lines are going to cross.

5. The subway is called a cut and cover subway if the crew lays a pavement under the cut.

6. The tunnels of a tube subway have a rectangular shape.

7. New York City’s subway is mainly semicircular.

8. In 1863 the City of London and Southwark Subway Company began work on their “tube”.

9. A uniform fare for any journey on the 3-mile line was two pence.

10. Some of the subway lines are rather far underground and passengers go down on elevators.

II. Answer the questions:

1. What is a subway?

2. How many types of subways are there?

3. When does the crew dig one roadbed deeper than the other?

4. What is the shape of an open-cut subway and a tube subway?

5. Who proposed the first subway system for London?

6. Why was the first line a success despite sulfurous fumes?

7. How were the tube stations used during world wars I and II?

8. When was the first escalator installed?

9. Why is the speed on long escalators changeable?

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