declare意为“宣布,宣称”。表示有信心地、正式地公开讲明某事；是正式用语，也用于国家宣告重大事宜。正式负责地“表示”或公开“宣布”如战争、和平、中立、意见等；

announce“公布”，不如declare正式，指将事情公布于众，如消息或新闻等。表示“对某人宣布、声明时”要用announceto sb或 declare to sb。常用短语： declare war on/against对……宣战；

declare for （against） the plan声明赞成（反对）计划；

declare the meeting open宣布会议开幕；

announce the news （one’s plan）宣布消息（计划）；

make an announcement 做出宣布，发出通知。

常用句型： announce （declare） that 宣布……；

It’s announced （declared that）已经宣布……。

①The chairman __________ the exhibition open.

②The Congress of the Communist Party of China was __________ to meet in paper.

③The government __________ war against the drug dealers.

④Thirteen states first __________ themselves independent.

⑤They __________ the date of their wedding in the newspaper.

⑥He __________ that he had nothing to do with the matter.

⑦On July 13, 2001, Mr. Samaranch __________ Beijing would host the 2008 Olympics.

【参考答案】

①declared②announced ③declared

④declared⑤announced ⑥declared

⑦declared