Many people took part in 10,000-metre race, but only ____________ them kept on running to the end.
The Yellow River is one of _____ rivers in China.
I have a wonderful friend _______Kitty.
With their help, we finished the work with _______ people and ______ time.
Funny jokes can make us ________when we are sad..
Our English teacher always________ a smile on her face.