jane like the food .the food is cooked by her mother,改定语从句,j

jane like the food .the food is cooked by her mother,改定语从句,jane like the food 后面是?
1.the sweater is made in guangzhou I want to buy the sweater。改为定语从句。I want to buy the sweater？后面？
2.the novel was interesting I real the novel last week，改为定语从句，the novel_________________was interesting？
4.the house is very old my grandparents used to live in the house。改为定语从句，my grandparent used to live in the house___________。

Jane like the food 【which(that)】is cooked by her mother
再问： 定语从句都是由which(that）引导？
再答： 那可不是， 你最好先看看教材
再问： 我还有几道，你帮我看下好吗？
再答： 1. I want to buy the sweater which(that) is made in Guangzhou 2. The novel which(that) I read last week was interesting 3. My grandpa used to live in the house which(that) is very old.