this time is us a tell machine can that

this is a clock .it can tell us time（改为含有定语从句的复合句） A c( ) can tell us the time this is a hell that i can tell 请翻译 分析英语句子：1.The clock is that that can tell us the time.这是一个病句吗 1.What can tell us the time?It is a ( ).2.Where do you cook A plane is a machine that can fly 译成中文 A plane is a machine that can fly. 根据意思填写单词：A ------ can tell us the time. A can tell us time.中间应该填什么? this is so difficult a question that none of us can answer i This exercise is difficult A so ,that few of us can do Btoo, who can tell me that where is this wonderful place?