When their father died,they thought it their duty to keep Eric in hiding.这里面为什么要...When their father died,they thought it their duty to keep Eric in hiding.这里面为什么要加it?

When their father died,they thought it their duty to keep Eric in hiding.这里面为什么要...When their father died,they thought it their duty to keep Eric in hiding.这里面为什么要加it? John and Mary had a good father,but had a()stepmother.Their father loved them,but their stepmotherJohn and Mary had a good father,but had a(1)stepmother.Their father loved them,but their stepmother(2).One day,when their father was(3),their stepmother which man is their father? [ ]is their father? their＝ [ ] which man is their father?[ ]is their father?their＝ [ ] 英语间接引语when di you go to bed last night?father said to anne.when di you go to bed last night?father said to anne.转化为间接引语.为什么在间接引语中，时态没有发生变化，如果变为过去完成时是否正确？ When is Father Day? father有复数吗?their father or their fathers? when did your father [ ] (到达)------At ten o'clockIn some countries ,women--------show their hair when they go out (选填can,can't,must ,mustn't) When their father died,they thought it their duty to keep Eric in hiding.it后面是不是省略了be动词,如果是,为什么可以省略呢,如果不是,it后面怎么可以直接加their... when di you go to bed last night?转化为间接引语father said to anne.Father asked Anne when she went to bed the night before为什么在间接引语中,时态没有发生变化,如果变为过去完成时是否正确?. their father maths with读音分别是什么 their father usually__(read) magazines after supper 帮我解决一些简单的英语题目?谢谢1.Why di your father goto India last month? _ did your father go to India _?2.Winnie-the-pooh has become very famous around the wrold. Winnie-the-pooh become a_ _.3.When you travel in a foreign country, Their father works in a car factory.（对划线部分提问） ------------ -------------their father------ What di you call your father-in-law's only child's mother -in-law And when is your father's birthday? when does his father come back? 英语翻译hiu why sa la when neithers tou,hiu farsen ry so ,stfen se sten stfen the way,hiu faster ry althers time,hiu hi seral wheneither fly ,hiu raunodi croun to di kang,you faster ray you faster wrong ,you father the croun seszer wrong,wrong st