谁能告诉我这三个提为何选的这些选项?1.Everythingwasreturnedto(D)bythearmyafterthehurricane.A.usualB.naturalC.regularD.normal2.Thecrowded(D)eastward,believingthattheycanfindgoldthere.A.areheadedB.isheadedC.heads

　　谁能告诉我这三个提为何选的这些选项?

　　1.Everythingwasreturnedto(D)bythearmyafterthehurricane.

　　A.usualB.naturalC.regularD.normal

　　2.Thecrowded(D)eastward,believingthattheycanfindgoldthere.

　　A.areheadedB.isheadedC.headsD.areheading

　　3.--Sendmeane-mailwhenyouarefree,willyou?

　　--(B)A.ImustB.IwillC.IcanD.Ishould