语法知识求助：i saw a saw saw a

语法知识求助：i saw a saw saw a saw里面有几个语法点?越多越好啊!

3个回答

saw：see 的过去式；saw 名词（锯子）；saw 动词（锯）
1) I saw a saw saw a saw.你的原句,省略了宾语从句的引导词 that；
2) I saw that a saw saws a saw.加了引导词 that 的宾语从句；
3) I saw a saw sawing a saw.第三个 saw 用了现在分词,做第二个 saw 的宾语补足语；
4) I saw a saw that saws a saw.在第二个 saw 后面加了 that 引出定语从句.