Please remember, kids. ______ careful you are, _______mistakes you will make. —We know, Mr. Li.

He sleeps with his eyes _______ and mouth ________.

______ you in America in 1999?—Yes, I ____________.

I used to eat a lot in the morning. However, I ________ used to eating anything now because I always sleep late.

My mother will have a_________holiday next month. She’ll take me to Beijing.