“反向运行”的定义？

My feelings about science have really changed. I never used to enjoy science, but last year I changed schools, and the science teachers at my new school are-___小题1:___ The science facilities are very good, with laboratories that have all the latest ___小题2:__. Our chemistry teacher, Mr Longford, takes us to public science lectures about four times a term, and these are ____小题3:___ very interesting, as the lecturers are people who have made real discoveries in their ____小题4:___ of science. The fact is, Canada has many first-class scientists. In the last twenty years, seven Canadian scientists have won the Nobel Prize! The Nobel Prizes the highest____小题5:____ prize there is, so we should be very proud of that.