You will hear a short lecture. Write a summary for a fellow student who was not present at the lecture. You should write 50 – 70 words. You have 10 minutes to finish this task. Your response will be judged on the quality of your writing and on how well your response presents the key points presented in the lecture.
This lecture is about human language, which is different with animals’. For example, animals only can repeat utterances without meaning, but human beings could say various new contents. However, the evolution of human language is slow and laborious according to the evidence from the early human’s brain fossil. Similarly, its left hemisphere is bigger than the right side, which can partly prove his or her strong language ability.