根據(jù)所給要求,改寫下列句子.
1.The teacher asked,"Have you finished your homework,Mary?"（改為賓語從句）
The teacher asked Mary _________ she ________ finished her homework.
2.People all over the world usually celebrate the National Day.(改為被動語態(tài))
The National Day _________ usually _________ by people all over the world.
3.They are asked to write a diary in English every other day.(對劃線部分提問) 劃線部分為 every other day
_________ _________ are they asked to write a diary in English?
4.Where will we go tomorrow?We don't know.(保持原句意思)
We don't know ________ ________ go tomorrow.