As birthplace of Huaxia civilization,Xi' an is city with a long history and abundant cultural relics.
The population of many Chinese cities has _________ doubled in the past 30 years.
You can’t ________ her in knowledge of classical music.
The scientists are now trying to discover that use could be _________ such material.
The idea puzzled me so much that I stopped for a few seconds to try to _________.
---–What a pity! I’ve not got a ticket for the football match. -----Don’t worry. It’ll be broadcast ________.