1. I have begun to study Chinese.(我已经开始学习中文了。)
2. They have begun to plan their summer vacation.(他们已经开始计划他们的暑假了。)
2. They have begun to plan their summer vacation.(他们已经开始计划他们的暑假了。)
2. The meeting has begun.(会议已经开始了。)
总之,begun是一个常用的英语单词,表示“开始”或“着手做某事”,正确的发音是 /bɪˈɡʌn/。
3. She has begun to write a book.(她已经开始写一本书了。)
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