—It’s time to go to bed,Li Ming.—Mum,I have a lot of homework to do and I won’t go to bed________I finish it.
My bike is broken .I have to walk to school_________.
If I______ you, I_______ go there at once.
My grandfather us stories when I was young.
My younger sister wants to get her ears . A.pierce B. pierced C piercing D to pierce
You have to be 18 years before you _________ to drive a car.