高一英语作文模拟题:写一份英语广播稿

可适当增加从句和复杂句的使用；建议加强积累过渡词和衔接词的积累，文章结构不严谨；请作者增加词汇丰富度，适当增加学术词汇的使用，拼写错误要努力避免；连词使用偏少；可以适当增加副词的使用；请提高文章内敛性，段落和句子要围绕主题展开。

hello everybody: very glad to announce the news that professor libo will come to our university for speech. the topic of the speech is china spaceflight. at the 2:30 pm of the 5th Jan.,mr li will introduce the information of china spaceflight at the Lecture Hall. the information include the background of develop,a brife history, the development of the shenzhou series of spacecraft and the situation of the Chinese astronauts.