A:1.Ifyouhadtoldmeearlier,I_____(beable)tohelpyou.2.You______(notmake)suchamistakeifyouwouldbeenmorecareful.3.Ifyou______(can/come)withus,wewouldhavebeenpleased.4.Iffather______(be)alive,hewouldbehorrified.5.Ifit____

　　A:

　　1.Ifyouhadtoldmeearlier,I_____(beable)tohelpyou.

　　2.You______(notmake)suchamistakeifyouwouldbeenmorecareful.

　　3.Ifyou______(can/come)withus,wewouldhavebeenpleased.

　　4.Iffather______(be)alive,hewouldbehorrified.

　　5.Ifit______(be)finetomorrow,weshallgoforaswim.

　　B:用should,oughtto,haveto填空

　　1.He____(come)at4o'clockiftheplanearrivesontime.

　　2.Ididn'tgoshoppingthismorningasi_____(do)thehousework.

　　3.She_____(come)toseemeyesterday,bursheforgot.

　　4.You_____(ask)forpermissionbeforeyouleftthetable.

　　5.Astheydidn'tunderstand,I______(edplain)everythingagain.

　　说明理由

　　最后一题括号里的词是explain打错了

　　注意阿不是选做题这10个题都要做

　　我也不知道这是几年级的新概念英语第二册L.64&L.65的关键句型后的练习题。