The sound of planes could be heard outside the city of Tangshan even when no planes were in the sky.这句话中有什么知识点,even是什么成分

分类: 作业答案 • 2022-02-05 19:10:15

问题描述：

The sound of planes could be heard outside the city of Tangshan even when no planes were in the sky.这句话中有什么知识点,even是什么成分,when引导的是什么从句,或是其他的

答

even就是一个表递进的副词 when引导状语从句