1.ThereasonforTom'sfailureintheexamwas___hedidn'tworkhard.A.whyB.becauseC.whetherD.that2.-CanIhavesomemilkformycoffee?-I'mafraidthereis___left.A.nothingB.nooneC.noneD.neither3.-$100,butthatismylastoffer.-____.A.Go
1.ThereasonforTom'sfailureintheexamwas___hedidn'tworkhard.
A.whyB.becauseC.whetherD.that
2.-CanIhavesomemilkformycoffee?
-I'mafraidthereis___left.
A.nothingB.nooneC.noneD.neither
3.-$100,butthatismylastoffer.
-____.
A.Goodidea!B.Whatdidyousay?C.Oh,it'suptoyouD.Ok,it'sadeal.
以上三题的答案分别是D,C,D请给出详解(尤其是第二道中的那些noonenothingnone什么的最不清楚了,不知道该用哪些)(还有第三道翻译下),