In July 1947, something strange happened in Roswell, New Mexico. Read the sentences. Then listen and order the events from 1 to 5.
______ The army found pieces of a flying machine on the ground.
______ People saw something flying in the night sky.
______ The army said the machine was a weather balloon.
______ People heard a loud crash.
______ The army said the machine was a UFO from space.

全新版大学进阶英语：视听说教程第一册

章节列表

Unit 1 Identity27Unit 2 Sports25The Big Picture 11Review 14Unit 3 The Night29Unit 4 Fashion28The Big Picture 22Review 22Unit 5 Homes28Unit 6 Buying & Selling29The Big Picture 33Review 33Unit 7 Weather29Unit 8 Mysteries32The Big Picture 42Review 42Practice Test One25Practice Test Two25