Глава I. Лексические упражнения и тесты 22 long distances are involved. It helps us save a lot of time. The air traveling is very comfortable. When we travel by air, we sit … in an armchair, read magazines or do what we want. COMFORT A plane ticket can be purchased by telephone or on the Internet that is also very convenient. Travelling by air has its disadvantages, too. First of all, flying is often the most … ＿ form of transportation, … if reservations are not made well in advance. Some people might not be able to afford to fly on the budget airline. EXPENCE SPECIAL Besides air travels have the reputation of being and a lot of people are afraid of flying. Fi- nally, travelling by air, we can't stop wherever we want to enjoy … landscapes on our way as we do in a trip by car or boat. DANGER BEATY