高一英语（定语从句）高手进~用正确的介词+关系代词填空1,Asisknowntousall,theage__________childrencangotoschoolis7.2,MrsZhangoftentellsusthatspringisthetime__________peopleoftengosightseeing.3,Heborrow

　　高一英语（定语从句）高手进~

　　用正确的介词+关系代词填空

　　1,Asisknowntousall,theage__________childrencangotoschoolis7.

　　2,MrsZhangoftentellsusthatspringisthetime__________peopleoftengosightseeing.

　　3,Heborrowedabooktheotherday,theauthor__________isaworker.

　　4,Thankyouforyouhelp,__________wecouldnothavefinishedtheworkontime.

　　5,Doyourememberthebuilding__________flewafedflagalltheyearround?

　　6,Thereason__________IboughttherosesisthatMarylikesthem.

　　7,Hebuiltatelescope__________hecouldstudytheskiesinhiefreetime.

　　哪位会这些题啊?请把答案和用法简单写一下.好的可以追加分数.谢谢.