It's a good time to climb hills中的It是不是形式主语那么It's a good season for flying kites中的it又做什么?

It's a good time to climb hills.(同义句）It's a good time ____ _____ hills. it s time to say good morning And it's time to have some good time! It's time to have lunch.和We are having a good tiIt's time to have lunch.和We are having a good time.的同义句 it's a good time to climb hills 可以等于it's a good time for climbing hills _It's a fine day today._Yes.It's a good time__________a picnic.A.for having B.to have It's a good time to climb hills中的It是不是形式主语那么It's a good season for flying kites中的it又做什么? Mike ,sit ________.It's time _____class.A、good ;for B、well;for C、well ;to D、good ;to it's a good( ) to have a good time.A.street B.place C.library D.bank 请帮我用It's a good time/season to do sth.造句,越多越好, It's a good time _____kites in the park.是fly,还是to fly It's good to keep the time.keep it’s a good day to die It's a good place to ( ) it's a time to say goodbye it 's time to play a ball 有一首歌 有一句是 It's aways a good time 求歌名 Spring is coming.It's a good time for _____ “wow,it's always a good time”是什么歌