1. Its sheer rock sides sweep up from a broad base until they cut off abruptly at the flat summit.
2. I'm a firm believer that people can make their own luck. I mean what people regard as luck, you can actually create, to a degree.
3. the evidence was not so strong that we could actually consider these firmly established.
ps 这句话的that是修饰什么词的?
卧槽大佬我认出你了!谢谢解答!我还是想问问第一句里那个sweep up是什么意思?(这文章是写美国的恶魔塔)。此外我刚发现漏打了一个问题:
追答请采纳,谢谢。