Lucy was so excited _______she received an invitation from her friend to visit Beijing.

___do you go to see your grandparents in your hometown?—About once a month.[ ]

Why does he look so tired these days?—Because he is _____too much pressure.[ ]

The moon light is coming in _____ the window and the room seems quiet and beautiful. [ ]

Are these your bikes?—No, _______ aren’t.