沫沫晓七
1Youwon'tkeepupwithyourclassmatesunlessyoustudyhard.2Ididn'tgooutplayingfootballuntilIfinishedmyhomework.3Wewon'twaitforyouunlessyoucomeoverontime.4Heneitherlikesswimmingnorskating.5IwillmakeaphonecalltoyouassoonasIreceivehisletter.6DoyouknowthatIhavepassedtheexam?7IfIhaveonemilliondollars,Iwouldbuildaprimaryschool.8Ifyouarefreetomorrow,comeoverandhelpmewithmyhousework.9这句用both...and不对,只能用于肯定句,而该句子是否定句,所以用neither...nor比较合适NeitherLilynorLucyhasevergonethere.10Becarefulwhenyoucrosstheroad.
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