引導讓步狀語從句的從屬連詞有although, though, as, while(雖然), even if/though(即使), whether or (不論/不管 還是 ) 以及 疑問詞+ever 和 no matter+疑問詞 等。如： Although/Though they are poor they are
1）though， although引導的讓步狀語從句，后面的從句不能有but，但是 though 和yet可連用。例如： Although it s raining， they are still working in the field.雖然在下雨，但他們仍在地里干活。 He is very ol
表示目的狀語的從句可以由that， so that， in order that， lest， for fear that， in case等詞引導。例如： You must speak louder so that /in order that you can be heard by all. 你必須大點聲，別人就能聽
1. allow (doing) sth 允許(做)某事。如： The facts allow no other explanation. 事實不允許有其他的解釋。 We don t allow eating in the classrooms. (我們)不允許在教室吃飯。 注：有時用于被動語態。如： Dog
