Liu Mei is short. So she sits _______the class.

     is dangerous _____ play football in the street.

China is a great country       a long history.

He goes to school ___ every day.

He continued working in spite of ________ his hands.

—Is your ball on the chair? — No. It’s _____the chair.

—Can you say it ____English? —Yes I can.  

—Can you say it _____English?
—Yes. It is a book.      

It’s difficult for such a girl to swim ____ the river.

You shouldn’t take photos in the museum, it’s ____ the rules.