--- I hear Sam has gone to Qingdao for his holiday.--- Oh, how nice! Do you know when he ?
She always eats ____ food.
Our teacher has ____ to tell us,please keep quiet.
. --What's ____ with you,sir? --I have got a headache,doctor.
The book is ____. Most of the teachers are ____ in it.
It is said that an A-shaped towerin the center of tile city next year.