1.It is global warming,rather than other factors,______the extreme weather.B.which has caused C.which have caused 说明定语从句的说明对象 要有根据哦

来源:学生作业学帮网 编辑:学帮网 时间:2024/05/31 02:01:00

1.It is global warming,rather than other factors,______the extreme weather.
B.which has caused C.which have caused 说明定语从句的说明对象 要有根据哦

选B.定语从句修饰的是global warming,而global warming是单数,所以用has,所以选B.rather than other factors 作为插入语,同样是修饰global warming,但是不对定语从句产生影响