重写句子：Theteacherreturnedthehomework.Theteachernoticedtheerror.(complexsentence)
5岁小儿的正常血压约为（）
重写句子：Alanpassedthetest.Alanhadstudiedhard.Alanhadunderstoodthematerial.(complexsentence)
改写病句：Insummer,Juannadidn’tlovetravelinginRomeshefeltitwastoohotthere.
Mrs.Smithlockedboththefrontandthebackdoorsbeforeshewenttobed______thatsomeonemightstealintothehouseatnight.
