how to do and what to go 谓语用is 还是are

how to do and what to go 谓语用is 还是are what is lucy and lily going to do?还是what are lucy and lily g How to do 还是 What to do? What（ ）Betty and Daming going to do tomorrow?.中间空格该填is还是are? 不可数名词Air and water _____ important to us.谓语应该用is还是are? ()it is to go swimming in a river in summer 应该用what还是how What are you going to be when you grow up?And how are you go What are you going to be whan you grow up.And how are you go （what ) are you (go ) to (do) tonight? what are you go to do today what are you go to do tomorrow? to know what is good and to do what is right are diffenent.