This is the book that i bought it yesterday
This is the houes that we visited it two years ago
This is the car i repaired it yesterday
That's the man i spoke
This is the book that i bought it yesterday
This is the houes that we visited it two years ago
This is the car i repaired it yesterday
That's the man i spoke
1. 去it
2.去it
3.去it
4. spoke 后加to
第1行的it去掉
第2行的it去掉
第3行的it去掉
第4行spoke改为spoken to
1.it省略
2.it省略
3.it省略
4.最后加to
第一行的it去掉
第2行的houes改为houses,再把后面的it去掉
第3行的it去掉
第4行spoke改为spoken to