题目内容：

高三英语一句语法填空,句子有点难分析
In Dauphin Island,approximately 90 miles to the east of the point19the hurricane made landfall(山崩),the sand that comprised the barrier island20(transport) across the island into the Mississippi Sound(海峡),21（push）the island towards land.最好帮我解释为什么那样填,特别要告诉我哪个句子是并列句还是从句哦,

优质解答

1、引导定语从句时,关系副词when,where,why的含义相当于"介词+ which"结构,常常和"介词+ which"结构交替使用.19应该是where.2、整个句子简介来看,为：the sand （transport） across the island.20为整个句子的谓语...