将句子改为宾语从句1.he never told us.whom did he live with? he never

1。he never told us。whom did he live with?
he never told us_whom___he__lived__with。
2。i wonder。would you like to come to my birthday party or not?
i wonder__whether___you__would___like to come to my birthday party or not。
3。i heard。Mark has a bad cold。
i heard__that__Mark__had__a bad cold。
4。i want to konw 。what are they talking about?
。i want to konw _what____they_were__talking about。