重点讲解：
1. come on to 开始讨论；
例句：I'd like to come on to that question later.
我想以后再讨论那个问题#@&]=1aJdj9AV。
2. give up 放弃；戒除；
例句：He counselled them to give up the plan.
他建议他们放弃这项计划QX8~5~ZA|kXt。
3. set off 动身；出发；启程；
例句：The sun was on the horizon when we set off.
我们出发时，太阳正在地平线上I%1a+(n0eeZVg。
4. bank on 指望；依靠；
例句：Don't bank on others to help you out of trouble.
不要指望别人帮助你摆脱困境gx]hovgY+0I6e#pu@i1。