Traveling can be fun mad easy. A vacation trip to another part of the country is especiall

y 【C1】______when the traveling conditions are good. Good traveling conditions【C2】______a comfortable and familiar mode of transportation, knowledge of the【C3】______language and system of money, with the customs and habits of the people in the country, 【C4】______ , and nice travel【C5】______. All of us have had nice trips like this. We have good【C6】______of an enjoyable, relaxing trip.

Most of us have also had trips that we would【C7】______to forget. Many conditions can produce a had【C8】______experience. For example, if the four conditions【C9】______above do not【C10】______, we will probably have a had experience, or a difficult【C11】______. Students who travel to【C12】______country to study often have a difficult trip. They usually travel【C13】______, they don' t know the language of the new country【C14】______, they are not familiar with the money system and so on. They often arrive in the new country at a huge 【C15】______airport. From the airport they need to【C16】______their way to the City where their school is. Maybe they need to【C17】______airplanes to take a bus, a train, or a taxi. They need to do all this in a country【C18】______everything is unfamiliar: the language, the money, the people, the cities, and the weather. Later, after the experiences are【C19】______, they can laugh. But at the【C20】______, they feel terrible.

【C1】

A．enjoyable

B．amusing

C．happy

D．favorable