重点讲解：
1. work out 想出，得到(解决方法)；解(谜)；
例句：I'm afraid that it's not going to work out.
我恐怕这事不会成的。
2. be good at 擅长的；精通的；能干的；
例句：I hear that you are good at making salads.
我听说你做沙拉很在行。
3. come alive （使）变得生动；（使）变得有趣；（使）显得逼真；
例句：She made history come alive with tales from her own memories.
通过讲述自己记忆中的故事，她把逝去的岁月变得生动起来。
4. lead to 招致；致使；导致；
例句：The lack of plan leads to overproduction of cars.
缺乏计划导致汽车生产过剩。
