题目

改错：(2020·黑龙江省牡丹江市第一高级中学高三上学期开学检测)That was the only reason that I joined my school's Red Crescent Society and became a volunteer. ________________________________________________________________________ 答案：that→why “I joined my school's Red Crescent Society”为定语从句，修饰先行词reason，在从句中作原因状语，所以用why引导。②   The party is on April 2nd (改为^;表达） The party is on__________________ •