When you finish reading the book ,you will have ______better understanding of ______life.,
____of the land in that district ____covered with trees and grass.
Burning all the lights in the classroom will be a great______ on electric power.
If you build a house with good_______ , it will last long.
After many years’ waiting, Chinese people______ realized their dream to hold the Olympic Games.
He had a talent for music and was______ conductor of Shanghai Symphony Orchestra at the age of 30.