His sister is going to take singing lessons（改为否定句）His sister（ 填写处 ）（ 填写处 ）going to taking singing lessons .
He is going to send a gift to me on my birthday（改为一般疑问句）（填写处）he（填写处）（填写处）（填写处）a gift to you on your birthday?
I am going to move to Shanghai next month.（对move to Shanghai提问）（填写处）（填写处）you（填写处）（填写处）（填写处）next week?