1
cast a vote (for sb/sth)
cast 的过去式和过去分词仍是 cast。
She cast her vote for the new proposal.
她为新提案投了票。
投向；投射
casting — present participle of cast
先理解核心含义，再看它在真实句子里的用法。
投向；投射
To direct or throw (one's eyes, gaze, light, shadow, etc.) in a given direction.
She cast her vote for the new proposal.
她为新提案投了票。
将(目光、视线等)投向；注视
To direct (one's eyes, gaze etc.).
把(数字、账目等)相加；合计
To add up (a column of figures, accounts etc.); cross-cast refers to adding up a row of figures.
预测；决定；计划
To predict, to decide, to plan.
施(魔法)；念(咒语)
To perform, bring forth (a magical spell or enchantment).
cast
Base
原形
casts
3rd person
第三人称单数
casting
-ing
现在分词
cast
Past
过去式
cast
Past participle
过去分词
She casts the net into the sea every morning.
她每天早上把网撒进海里。
He cast the statue in bronze yesterday.
他昨天用青铜浇铸了这座雕像。
They have cast him in the lead role.
他们已经选定他扮演主角。
动词cast为不规则动词，过去式和过去分词与原形相同。
The director cast the lead role to a talented newcomer.
导演将主角分配给了一位有才华的新人。
She was cast as the villain in the upcoming play.
她被选为即将上演的戏剧中的反派角色。
They are casting actors for a new television series.
他们正在为新电视剧挑选演员。
cast 的过去式和过去分词仍是 cast。
She cast her vote for the new proposal.
她为新提案投了票。
cast a spell on/over sb 也可比喻为“深深吸引某人”。
The witch cast a spell on the prince.
女巫对王子施了魔法。
cast light on sth 常用于表示“使…更易理解”，不限于字面“把光照到…上”。
The new evidence cast light on the mystery.
新证据让这个谜团变得清晰。
cast an eye over sth 表示快速浏览；cast 可换用 throw。
He cast an eye over the report.
他匆匆看了一眼报告。
Not this
He casted the net into the sea.
Use this
He cast the net into the sea.
cast 的过去式和过去分词与原形相同，是不规则动词，不能加 -ed。说 casted 是规则变化误用，应使用 cast。
Not this
How much does this book cast?
Use this
How much does this book cost?
表示“花费金钱”时应用 cost，cast 意为“投掷、投射”等，这是形近词混淆。cost 的过去式也是 cost，但这里用原形。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
瞥一眼；扫视
She cast a glance at the clock.
她瞥了一眼时钟。
投票
Every member can cast a vote in the election.
每位成员都可以在选举中投票。
施魔法；念咒语
The witch cast a spell on the prince.
女巫对王子施了魔法。
使…明朗；阐明
These documents cast light on the mystery.
这些文件使这个谜团明朗起来。
对…产生怀疑
New evidence cast doubt on his story.
新证据使人们对他的说法产生怀疑。
投下阴影
The tall building casts a shadow over the park.
这座高楼在公园上投下阴影。
对……产生怀疑；使……受到质疑
The new evidence casts doubt on his story.
新证据使他的说法受到质疑。
阐明；使……更清楚
These documents cast light on the company's decision.
这些文件使人们对公司的决定有了更清楚的了解。
对……施魔法；使……入迷
The beautiful music cast a spell on the audience.
美妙的音乐使观众深深着迷。
木已成舟。
She cast her eyes downward in embarrassment.
她尴尬地垂下了目光。
对生与死投以冷眼。
He tends to cast a skeptical eye on all new trends.
他对所有新潮流都持怀疑态度。
Use casting naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
想象撒网投出：cast 就是“投”，像把目光、咒语、选票一样抛出去，形状不变，过去式还是 cast。
语域：formal 常见场景：formal writing、literary description 这里选的是cast的“将目光/视线投向”义。该义多用于正式写作或文学描写，日常口语中通常用look或glance等更口语化的动词。
过去式、过去分词与原形相同，常见及物用法
Dictionary facts from ECDICT, OCTANOVE, WIKTIONARY.