听力音频：
Questions 31-40
Complete the notes below
Section 2: Archaeological Evidence and Excavations
● The other evidence was in the form of 35. ______ for hunting
● Some scientists believe first settlers moved from north to south
● But no 36. ______ have been found to support the theory
● Excavations revealed dozens of people living in some huts by a stream
● Scientists found a variety of 37. ______ in the sea, such as seaweed
Section 3: Alternative Theories and Doubts
● However, some archaeologists did not believe the first humans arrived via Alaska
● They thought the 38. ______ was too bad for humans to survive in
● They don’t the 39. ______ skills of the early people for such a long voyage
● People believe the theory due to there is a strong 40. ______ in the Pacific Ocean
答案
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