2、ctisewritingaboutcontrast.ILead-inAsongtoyouII:Makerevisionofthesubjunctivemoodinif-clause1Thethreeformsofsubjunctivemoodinif-clause:“If”clauseMain clauseOpposite to the present与现在相反Opposite to thepast与过去相反Opposite to the future与将来相反2Fillintheblankswi