It is the discovery of Cao Cao’s tomb, _____ was made in Anyang, Henan province, _____ has received widespread attention.
---Are you ____ about food? ---No, anything will do.
____ lack of energy, he still kept on helping the injured people.
We are worried about ____ they can be rescued.
You will never arrive at ____ is considered the Heaven on the Earth.
Materials of this kind ____ once ____ on the wall.