1. This is the first time that I have ever tasted this kind of food. (It is the first time that)
2. Only in this way can you learn English well. (Only in this way can/will/sb. do sth.倒装)
3. There is not much point in working on my PhD. (There is no point in doing)
4. In this book, Hawking explains both what it means to be a scientist and how science works.
5. People who listen to Hawkings lectures sometimes find it difficult to understand him.
有思想，从来不模仿，有魅力，内敛不张扬！有能力，事事皆最棒！