Havingcheckedeverything,hesatdowntodohishomework,
問題詳情:Havingcheckedeverything,hesatdowntodohishomework,__________heheardalighteningstriketheelectricitypoleinthebackyard. A.for B.when ...
問題詳情:Havingcheckedeverything,hesatdowntodohishomework,__________heheardalighteningstriketheelectricitypoleinthebackyard. A.for B.when ...