The man became a famous writer when he was ________.
— Look! The girl __________ long hair is building a snowman. Is she Sandy? — It __________ be her. I’m not sure.
— __________ volunteers will be needed for 2014 International Horticulture Exposition (国际园艺博览会) in Qingdao.— Let’s go and join them.
— __________ does your new friend __________?— She is short with long hair and blue eyes.
The children are making __________. How __________ they are playing!
At times, parents find it difficult __________ with their teenage children.