when must she go there还是when she must go there

when must she go there还是when she must go there When did she go there? When must she go to the library? when must she go to the school? when must they go home对还是when do they must go home When must she go to the library?句中为什么不用goes? 1.Must I go there?--No,you__.2.Why _you_with me?3.When are y There must be an angel with a smile on her face,When she tho Please tell her to go home when she _____(get) there. When did he go there? when did she move there? We must go there ___ the piano.