句型转换①My father used to be serious.（改为一般疑问句）— —father—to be s

句型转换
①My father used to be serious.（改为一般疑问句）
— —father—to be serious?
②I always go to sleep without turning off the lights.
I always go to sleep_lights_.
③He is afraid of going out.alone.at night.
He is afraid __out alone at night.
④In the past.,I always like to go.fishing on weekends.
I __go fishing on.weekends.
⑤We are pround of you because of your great success.
We ___you because of your great success.