declare sb to be造句
"Declare sb to be" 的用法与造句示例
1. 结构解析
- 基本结构:
declare sb to be + 形容词/名词
该结构用于正式宣布或认定某人的身份、状态或特征,常见于法律、官方声明或权威性语境。- declare:动词,意为“宣布、声明、认定”。
- sb:代词,指被宣布的对象(如 he/she/the suspect)。
- to be:不定式短语,连接被宣布的内容(形容词或名词)。
2. 常见搭配场景
场景一:法律或官方声明
在法庭、政府公告等正式场合中,declare sb to be 常用于判定某人的法律地位或责任。
例句:
- The court declared him to be innocent after reviewing all the evidence.
(法院在审查所有证据后宣布他无罪。) - The government declared the region to be a disaster area following the flood.
(洪水过后,政府宣布该地区为灾区。)
场景二:学术或专业认定
在学术、医学等领域,该结构用于权威性地认定某人的身份或状态。
例句:
- The committee declared her to be the rightful heir to the throne.
(委员会宣布她为王位合法继承人。) - Doctors declared the patient to be in a critical condition.
(医生宣布病人情况危急。)
场景三:日常语境中的强调
虽然较少见,但在需要强调权威性或正式性的日常对话中也可使用。
例句:
- My parents declared me to be the family’s black sheep.
(我父母宣布我是家里的害群之马。) - The teacher declared him to be the most talented student in the class.
(老师宣布他是班上最有天赋的学生。)
3. 语法注意事项
1. 时态与语态
- 时态:
declare可根据语境使用不同时态(如过去时 declared、现在完成时 have declared)。
例句:- They have declared her to be the winner of the competition.
(他们已宣布她是比赛冠军。)
- They have declared her to be the winner of the competition.
- 语态:被动语态中,
sb成为主语,结构变为sb be declared to be...。
例句:- He was declared to be the legal owner of the property.
(他被宣布为房产的合法所有者。)
- He was declared to be the legal owner of the property.
2. 形容词与名词的选择
- 形容词:需符合逻辑且能描述人的状态或特征(如 innocent, guilty, talented, missing)。
错误示例:- × The judge declared him to be happy.
(“快乐”通常无需官方宣布,语境不合理。)
- × The judge declared him to be happy.
- 名词:多为身份、职位或状态(如 heir, winner, suspect, refugee)。
正确示例:- The UN declared them to be refugees entitled to protection.
(联合国宣布他们为有权受保护的难民。)
- The UN declared them to be refugees entitled to protection.
4. 近义结构对比
declare vs. announce vs. proclaim
- declare:正式性强,常涉及法律、权利或事实的认定。
例句:- The president declared a state of emergency.
- announce:普通用语,指公开信息(如决定、结果)。
例句:- They announced their engagement yesterday.
- proclaim:文学性或仪式性强,多用于重大事件或理念。
例句:- The king proclaimed his son to be the next ruler.
5. 实战练习
根据提示完成句子,巩固用法:
- The jury _______________ (declare / him / to be / guilty) after the trial.
答案:The jury declared him to be guilty after the trial. - The organization _______________ (declare / the area / to be / unsafe) due to radiation.
答案:The organization declared the area to be unsafe due to radiation.
6. 总结
declare sb to be是正式结构,适用于法律、学术或权威性语境。- 需注意时态、语态及形容词/名词的合理性。
- 类似结构中,
declare的正式性高于announce和proclaim。





