题目内容：

This is the farm ____Tom's father once worked when he was young
A.that  B.where  C.WhichHave you been to the house ____the old man once lived?A.that  B.where  C.Which

优质解答

两道题都选that,它们在原句子中都是与后面的动词构成搭配而且应该都有介词,在定语从句中介词都没有了,就这能选that.