41．Advantages 大意概括题。根据文章最后一段以及与第4题处对照可知，主要是讲有利因素。
42．lessons 细节理解题。根据最后一段“Rather, it should allow timepressed teachers to conduct richer and more imaginative lessons.”中的lessons可知。
43．Conclusion 大意概括题。文章最后提到“Summer vacation can be a grand thing. But in the 21st century, it may also be outdated.”可知是对全文的总结。
44．outdated 细节理解题。根据文章最后“But in the 21st century, it may also be outdated.”中的outdated可知。
