set的相关短语列出来,一定要有例句.虽然有人问过同样问题,但是没有例句!

1.set about 着手；开始做…He knows how to set about doing these things .他知道怎样着手做这些事情.2.set up 建立；竖立Iran also helped to set up Sudan 's fledgling arms industry ,now the third -largest ...