分类：教育/科学-学习帮助
问题：选择题Thesestudentswillgraduatefrom 
These students will graduate f the university next summer, ____ they will have studied here for four yearsA.by thenB.by that timeC.by what timeD.by which timeThis is the house the window_______ faces the southA.of whichB.whichC.of itD.whouse
回答：第一题D
第二题A

定语从句 好像没什么可以解释的 有问题你问我再回答~~