When was it______ he found ______ he thought was the correct way to solve the probleWhen was it______ he found ______ he thought was the correct way to solve the problem?A.that; what B.that; that C.when; what D.when; that

来源:学生作业学帮网 编辑:学帮网 时间:2024/05/27 09:45:13

When was it______ he found ______ he thought was the correct way to solve the proble
When was it______ he found ______ he thought was the correct way to solve the problem?
A.that; what
B.that; that
C.when; what
D.when; that

选A,第一空为定语从句,代后面这句话(可省略)第二空为宾语从句,做found的宾语,应为what