Whenitcomestohelpinghiswifewiththehousework，Johnnevercomplains.
Whenitcomestoplayingcomputergames，hewouldbeveryexcitedandfullofenergy.
67.howdidsbcometo….=howcome(that)….为什么….；是怎样….
固定表达，要求对发生的事情解释或说明理由
Howdidyoucometofindoutwhereshe’sliving？
=Howcomethatyoufoundoutwhereshe’sliving？
Howcomethatyousattheredoingnothing？
=howdidyoucometositthere，doingnothing？
Howdidyoucometobesofoolish？
Howcomeyouarelateagain？
68.betodo….
分析并背诵betodo在下列句子中的意义：
(1)I’mtoinform(=mustinform，表示责任或必要)youthatyouaretomake(表正式的，不以个人意志而改变的安排)aspeechatthemeetingtomorrow.
(2)youaretobecongratulated.你应受到祝贺.
(3)thebookisnottobefound.书不可能找到.(表可能)
(4)everymemberofthepartywastopayhisownexpense.(表示命令)
(5)atwhattimeamItobethere？(命令)
(6)ifitweretoraintomorrow，themeetingwouldbeputoff.(表示虚拟)
(7)heescapedfromhishometownandhewasnevertoseehiswifeandhisfamily.(表示预示命运)
69.nonethe+比较级毫不……
Heisnonetheworseforfallingintotheriver.
Aftertakingthemedicine，I’mnonethebetter.
Afterastayofthirtyminutesinthesea，hewentout，coldandwetthrough，butnonetheworsefortheexperience.
70.it’sonly/justamatterofdoing…….只不过是…..；….无非是…..
(1)LearningEnglishisjustamatterofdoingmorelistening，speaking，readingandwriting.
(2)Bringupachildisnotonlyamatteroffeeding，clothingandhousinghim.Youmustgivehimaself-confidenceandalsolethimknowsomeimportantvaluesinlife.
