1. 继续向…前进:
The plane stops in Shanghai before going on to Beijing. 飞机在上海停留一下,接着继续飞向北京。
2. 先去,前去(某地):
I'll go on to the office and leave the briefcase, and meet you here afterwards. 我先到办公室去放公文箱,然后在这里与你碰头。
3. 转入,开始(另一行动):
The Chairman said that as time was short, we should go on to the next item. 主席说由于时间短,我们应转入下一项议程。
4. 开始(另一工作时间的安排):
Many factories have had to go on to short time because trade is so bad. 由于交易清淡,许多工厂不得不缩短工作时间。
▲以上内容来自于21世纪大英汉字典。因为在一本书上看到如果 on 和 to 都是介词就应该合写成 onto。那么以上哪个句子的 on to 中on 是介词呢?