单元检测(二)一、单项填空(共15小题;每小题1分,满分15分)请从A、B、C、D四个选项中,选出可以填入空白处的最佳选项。1.Only in Paris ________ a pair of shoes like that.A.you will buy B.can you buyC.you can buy D.did you buy2.Governments around the world________save huge health costs if they introduced laws to cut salt levels in food.A.could B.must C.should D.shall3..