it's a job _____can make others ...空格里应该填which还是that还是都可以?

it's a job _____can make others ...空格里应该填which还是that还是都可以? What's this in the box ( ) a puppet.)里应该填It's There's 还是This 空白处应该填which,that还是what,为什么? 空白处应该填which,that, where,还是what,为什么? 空白处应该填which,that,where,还是what,为什么? It's hard ____ a job.是填to look for还是to find it's not good ____,you should give it up. 空格里该填to smoke 还是sm It`s quite easy._____can do it .应该是everybody还是anybody?为什么? It`s quite easy._____can do it .应该是everybody还是nobody?为什么? It has short ears, which _____ it cute . 是填makes还是填make ? As a student ,it's our _____ to work hard.是填job呢还是填duty呢? 有谁能告诉我空格里填which 还是where吗? this is the place ------ i live in