as可引导七种从句:一、时间状语从句,如as he grew older;二、原因状语从句,如as it was raining;三、方式状语从句,如do as I say;四、让步状语从句,需倒装,如tired as he was;五、比较状语从句,如as tall as she is;六、定语从句,如such books as he needs;七、宾语从句,如I regard him as he is。掌握这些用法,能有效提升英语从句的理解与运用能力。
as可引导七种从句:一、时间状语从句,如as he grew older;二、原因状语从句,如as it was raining;三、方式状语从句,如do as I say;四、让步状语从句,需倒装,如tired as he was;五、比较状语从句,如as tall as she is;六、定语从句,如such books as he needs;七、宾语从句,如I regard him as he is。掌握这些用法,能有效提升英语从句的理解与运用能力。