Listen! Helen is singing in the classroom.—It _______ be Helen. She has gone to Shanghai.

Our .English teacher is our favorite. She’s kind and humorous, but____, she is strict with us.

I was admitted into a famous university. My success______ me pleased with myself but I didn’t .

You may use room as you like ____ you clean it up afterwards

It is important to know about the cultural differencesthat cause problems