Đáp án:

1. Why is travelling within the country popular?

⇒ Because foreign travel generally takes more time and money.

Dẫn chứng: - Traveling within the country is popular because foreign travel generally takes more time and money.

2. How many Americans travel abroad every year, about thirty or thirteen million?

⇒ There are about thirteen million Americans travel abroad every year.

Dẫn chứng: - Every year about 13 million Americans travel abroad.

3. When is traveling the least expensive?

⇒ It's during the summer and during the two-week school break on the Christmas and New Years holidays.

Dẫn chứng: - The most popular vacation periods are during the summer and during the two-week school break on the Christmas and New Years holidays. These periods are also the most crowded and generally the most expensive time to travel.

4. Are cars usually the economical way to travel?

⇒ Yes, they are.

Dẫn chứng: - Cars are usually the economical way to travel, especially for the families.

Chúc bạn học tốt!

`1. `Traveling within the country is popular because foreign travel generally takes more time and money.

`-` Dẫn chứng : Câu 3  : Traveling within the country is popular because foreign travel generally takes more time and money.

`2.` About 13 million Americans travel abroad every year.

`-` Dẫn chứng : Câu 5 : Every year about 13 million Americans travel abroad.

`3. `Traveling is least expensive during the autumn.

`-` Dẫn chứng :  Câu 7 : These periods are also the most crowded and generally the most expensive time to travel, so people who can adjust their schedules sometimes choose vacation in the autumn.

`4. `Yes, cars are usually the economical way to travel, especially for families.

`-` Dẫn chứng : Câu 9 : Cars are usually the economical way to travel, especially for families.