Questions 1 to 4 are based on the lecture youve just heard.
1. What is the speaker mainly discussing?
2. Why do communities build seawalls?
3. How does a gently sloping beach help prevent erosion?
4. What would the speaker probably advise engineers to do?
【英语六级考试听力成功指南(第四期)】相关文章:
最新
2017-01-16
2016-10-21
2016-10-08
2016-10-08
2016-10-08
2016-10-08