请问三道高中英语语法题
1.____youtotakethetrain,you_____theremuchsonner.
A.Should;wouldgetB.Were;wouldgetC.Could;mighthavegotD.Had;shouldhavegot
2.Theevidencesuggeststhatmany____livedhereandpeopleatthattimewore_____.
A.deers;jewelleryB.deers;jewelsC.deer;jewelsD.deer;jewelleries
3._____isknownbyeveryone,theearthrunsaroundthesun.
A.AsB.WhichC.ItD.What