tom was very happy when his parents told him that they＿＿back to america soA. would come B. will come C. is coming D. are coming
问题描述：
tom was very happy when his parents told him that they＿＿back to america so
A. would come B. will come C. is coming D. are coming
答
首先要圈定事态,题中“was" 告诉你这事是发生在过去的,故B C D都不符合,would是will的过去式,这应该是一个过去将来时的句式,应选A.
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