We are lucky to be among the generation of people who have ________ and experienced the great social changes in our country.
On average, the footprints discovered are 14 to 18 inches long, 5-9 inches wide and much larger than ____ of a human.
New policies, ___ to insure that compulsory education is truly free,___ by the local government across China since the start of the school on September 1.
---_____ you play the violin at midnight? It disturbs the neighbours! --- Sorry, I was too absorbed in it and forgot the time.
Now the question that you must carefully consider is ____ can be put into practice.
If he had decided where to go, he ___ on his way at present.