--What you for your vacation? --I plan to visit my grandparents.
Miss Lin________a lot of work for the poor area since 2010.
—________have you been in Chongqing?—For five years.
They dug up the road and________a box hidden under it.
There has never been such a beautiful village________in the world.
—Where is my watch?I can’t find it.—Don’t worry.It must be________in your room.