--- Seems that Jack is very rich. He is always changing his cars. What is he?--- ______, but I am not quite sure.
Great changes ___ in my hometown and a lot of factories _______.
It is well-known to us all that the dove is a ______ of peace .
No matter how low you consider yourself , there is always someone ___ you wishing they were that high.
Washing machines made by China have won ___ worldwide attention and Haier has become ____ popular name .
--- I can’t find my purse anywhere . --- You ___ have lost it while shopping .