英语：unit3-looking good,feeling good-grammar and usage教案（牛津译林版必修1）

Grammar and usage Introduction to non-restrictive attributive clauses

Step 1: non-restrictive attributive clause

A non-restrictive attributive clause is used to add extra information to the main clause of a sentence. Let’s see the  formation of a non-restrictive attributive clause the occasion to use it.

1. Please read the five example sentences in Point 1 to find the similarities and the differences between the restrictive attributive clause and the non-restrictive attributive clause.

处理 SSI 文件时出错