they didn’t share with you was that they couldn’t afford the trip at all. A. That B. As C

网友回答

A. That
B. As
C. Which
(答案→)D. What
解析：考查名词性从句。What引导主语从句，在从句中作宾语。share sth. with sb.跟某人分享某物。句意：他们所没有跟你分享是因为他们根本付不起旅行。根据句意说明D正确。