Having lived in China for 8 years, Helen has a good ______ of both English and Chinese.
The parents were shocked by ________ news that their son needed ________ operation on his knee.
People develop ________ preference for a particular style of learning at ________ early age and these preferences affect learning.
Marco Polo is said to have sailed on ________ Pacific Ocean on his way to Java in ________ thirteenth century.
It was________cold winter night and the moon was shining brightly across________night sky.
Animals are obviously ________ lower form of life than ________ man.