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Believe in your dreams.
Believe in today.
No pains, no gains!
Where there is a will, there is a way.
可数名词可以分为单数形式和复数形式
单数形式：a book an apple
复数形式：some books 5 apples
1.在单词词尾直接加s
An officer 2 officers
2.以“ s,x,sh,ch”结尾的单数名词变复数时，词尾加es
bus→buses dress → dresses
box →boxes
fox church watch match
