what is the price of the dictionary?（改为同义句）
【What can I help you?】 第七单元重点语法之一
Lucy is _____good girl.She often helps others.
A.a B.an C.the D./
【A 第三人称单数,且第一次提到】
i don‘t think looking after children is just_____work.
A.woman B.woman's C.women D.women's
【D,复数的所有格】