Beijing is the ________ of China.
I _________ (be) from Beijing.
He ________(come) from China.
I was born _________（介词）a sunny morning.
We will meet ______ （ 介词）Monday morning.
Too much meat is not good ________(介词) children.
It is important to remember :eat_______(good) and keep healthy.
I have English ________(介词) 8 o'clock.
Is your food and drink ___________(健康的)？
My birthday is _________(介词) March 3rd.