三道英文选择题,简单说下原因
问题描述：
三道英文选择题,简单说下原因
46,he is the one ______ saved the lettle boy .A,who B,that C,which D,what
47,strange ______ his behavior may be ,there is very good reason for it.A,although B,even if C,that D,as 48.he had hardly had time to settle down _______ he sold the house and left.A,when B,before C,after D,while
答
1 B.因为先行词是the one 所以不选择A
2 D.as当“尽管”讲时引起倒装
3 B.因为前面是过去完成时 而且表示否定 因为有harly 后边的句子是过去时 所以前面的句子一定在后边的句子之前完成 所以选择B