问答题 Listen to the following passage. Altogether the passage will be read to you four times. During the first reading, which will be done normal speed, listen and try to understand the meaning. For the second and third readings, the passage will be read sentence by sentence, or phrase by phrase with intervals of 15 seconds. The last reading will be done at normal speed again and during this time you should check your work. You will then be given 2 minutes to check through your work once more.
Please write the whole passage on ANSWER SHEET ONE.

【正确答案】

【答案解析】[听力原文]
From 1946 until 1954, the Vietnamese had struggled for their independence from France during the First Indochina War./ At the end of this war, the country was temporarily divided into North and South Vietnam. /North Vietnam came under the control of the Vietnamese Communists who had opposed France/, and who aimed for a unified Vietnam under Communist rule./ The South was controlled by Vietnamese who had collaborated with the French. /The United States became involved in Vietnam because it believed that if all of the country fell under a Communist government/Communism would spread throughout Southeast Asia and beyond./This belief was known as the" domino theory," /The U. S. government, therefore, supported the South Vietnamese government./This government's policies led to rebellion in the South. /Finally, however, the United States failed to achieve its goal, /and in 1975 Vietnam was reunified under Communist control; /in 1976 it officially became the Socialist Republic of Vietnam. /