Listen to part of a lecture about the Panama Canal. – Luyện nghe VSTEP Part 3 – Bài nói, bài giảng

1. Before the canal, how did ships travel from New York to San Francisco?

A. through a shorter canal in MexicoB. along the coast of AfricaC. across North America by trainD. around the south of South America

2. Why did the French attempt to build the canal fail?

A. partly because many workers died of diseasesB. because the lake was too highC. because they ran out of waterD. because the government stopped it

3. What do the locks do?

A. measure the depth of waterB. stop large ships enteringC. raise and lower shipsD. pump water into the lake

4. Why does the canal depend on rainfall?

A. The pumps work only when it rains.B. The water in the locks comes from the lake.C. Rain makes the canal wider.D. Ships need rain to cool their engines.

5. What happened in 2016?

A. The first ship passed through.B. The canal was sold to another country.C. Larger locks opened for bigger ships.D. The canal was closed for repairs.