重點講解：
1. ahead of 提前；
Thanks to your help, we accomplished the task ahead of schedule.
虧得你們幫忙，我們才提前完成了任務。
2. get through 度過，熬過（困難或不快的時期）；
Kids can successfully get through a rough patch with sound guidance.
孩子在良好的指導下，會很順利地度過難關。
3. go back to 重返；回到；
In his memo Mr Schultz suggests that the company needs to go back to its roots.
在備忘錄中，舒爾茨提出，公司需要回到過去的傳統根源模式。
4. stick to 遵守，堅持；
When it comes to the crunch, we probably do better trying to stick to that, than rushing off on individual impulse.
到了關鍵時刻，我們也應該盡量堅持這一準則，而不要憑個人一時的沖動行事。