——Can I eat the cake,Mum?——Yes,you can._________you must wash your hands first.
Would you like to ______ 100 yuan for the watch?
Learning to sing English songs is a good ______ to learn English.
Uncle Green’s shop is ______ from 8:00 am to 8:00 pm every day.
---What can I do for you? ---____________.
---How much milk would you like? ---______.