题目内容

The reason ______ the delay is ______ we have had difficulty in obtaining materials.
A.for;that B.for;becauseC.to;that D.to;because
A
reason后接for短语作定语;The reason is that...是固定句式。
练习册系列答案
相关题目

违法和不良信息举报电话:027-86699610 举报邮箱:58377363@163.com

精英家教网