---Have you _____been to Beijing?---No, but I want to go there next year.
You will achieve nothing _ you work hard.
The Voice of China is very popular , lots of people love to _________ to watch it.
—Can I get my ears pierced, Mom? —No. As a student, you ________ do that.
I used to go to sleep ________ my bedroom light ________.
How do you learn English?_______.