The boy needs a ball pen.那个是定语?是什么结构的句子?

The boy needs a ball pen.那个是定语?是什么结构的句子? the boy needs ball pen为什么need要加s呢? The little boy needs a blue pen 里的表语? The boy in the classroom needs a pen of yours中的a pen She _____ more about the boy.A.need to know B.need knowing C.needs to know D.needs knowing She _____ more about the boy.A need to knowB need knowingC needs to knowD needs knowing She _____ more about the boy怎样补填A need to knowB need knowingC needs to knowD needs knowing The litter boy needs to drop medicine. The boy (writes/to write)the letter needs a pen.为什么用to write The boy in the classroom needs a pen of yours的定语是什么? The boy in the classroom needs a pen of yours中的词法与句法 a young boy playing with a ball in the street 全文 Look.The boy can r____ a bike with a ball on his head. the boy with a ball in his hand is my brother改为定语从句 The little boy needs a blue pen,定语在哪里?,为什么 The boy to write this letter needs a pen.的词法与句法 The boy needs ______ more English conversations.A practiceB practicesC to practiceD practicing The sick boy needs an operation 改为同义词The sick boy needs to be____ ____