表递进：Whats more / furthermore / moreover/besides / in addition/Whats worse / worse still / still less表转折 But / however / while / otherwise / on the contrary / 表顺序 First / second / third / firstly / secondly / thirdly / above all / first of all / finally / at last / eventually表因果 Because / as / since / for / thanks to / due to / as a result / therefore / so that / as a result of / consequently换种方式来说 In other words / that is to say / to put it another way / 表个人观点 In my opinion / in my view / in my
