a schoolboy at [school]
介词 at 后接学校名称，说明这个男孩在哪所学校就读。
His younger brother is a schoolboy at a primary school in the city.
他的弟弟是城里一所小学的男学生。
上学的男孩
上学的男孩
A boy attending school.
上学的男孩
a boy attending school
The schoolboy carried a heavy backpack full of books.
那个男学生背着一个装满书的沉重书包。
用法提示：schoolboy 在此指上学的男孩，用作句子的主语。
Every schoolboy in the class must wear a white shirt and dark trousers.
班上的每个男生都必须穿白衬衫和深色裤子。
用法提示：schoolboy 表示男学生，强调在校的学生身份。
The two schoolboys were playing football in the playground after lessons.
两个男学生放学后正在操场上踢足球。
用法提示：schoolboys 是 schoolboy 的复数形式，指多名男学生。
介词 at 后接学校名称，说明这个男孩在哪所学校就读。
His younger brother is a schoolboy at a primary school in the city.
他的弟弟是城里一所小学的男学生。
as a schoolboy 意思是“还是男学生的时候”，多用于回忆过去的经历。
As a schoolboy, he spent every summer on his grandparents' farm.
还是男学生的时候，他每年夏天都在祖父母的农场里度过。
复数所有格 schoolboys' 放在名词前，表示这些物品属于那些男学生。
The schoolboys' uniforms were hanging in the hallway.
那些男学生的校服挂在走廊里。
grammar · medium
易错句子He is schoolboy.
正确表达He is a schoolboy.
英语中可数名词单数表示泛指时必须加不定冠词 a/an；汉语名词前没有冠词，所以中文母语者常漏掉。schoolboy 是可数名词，这里说“他是一个上学的男孩”，应为 a schoolboy。
grammar · medium
易错句子There are three schoolboy in the classroom.
正确表达There are three schoolboys in the classroom.
英语可数名词在数词 three 等复数数量后必须用复数形式；汉语名词本身不变化，因此学习者常忘记加 -s。schoolboy 的复数是 schoolboys。
grammar · medium
易错句子My sister is a schoolboy at our local school.
正确表达My sister is a schoolgirl at our local school.
schoolboy 专指上学的男孩，是男性名词；汉语的“学生”不区分性别，所以学习者会误用它指女孩。指上学的女孩应用 schoolgirl。
上学的时候；还是个男学生的时候
As a schoolboy, he walked three miles to school every day.
他上学时，每天步行三英里去学校。
一群男学生
A group of schoolboys were waiting at the school gate.
一群男学生等在校门口。
穿校服的男学生
The schoolboys in uniform marched into the hall.
穿校服的男学生们列队走进礼堂。
学生足球（男学生参加的足球）
He played schoolboy football for his county before turning professional.
他在转为职业球员之前曾代表郡里踢学生足球。
年幼的男学生
A young schoolboy raised his hand to answer the question.
一个年幼的男学生举手回答问题。
发长 /uː/ 音 (如 food, boot)
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