重点讲解：
1. find out (尤指特意通过努力)发现，找出，查明；
In experimenting we find out that sound travels with different velocities through different substances.
在实验中，我们发现声音以不同的速度通过不同的物质而传播M&VG!v);3^iN;=bIw。
2. deal with 论述；讨论；涉及；
Her poems often deal with the subject of death.
她的诗经常涉及死亡这一主题YJuu~+DkLF6jcS7*e(j5。
3. make it 幸免于难；渡过难关；
The doctors think he's going to make it.
医生认为他能挺过去l[4((,.wv,b=tFVn,|(。
4. partner with 与……合作；
This process should also help you decide who you should partner with and how much you can spend on your venture.
同时，这个过程也能帮助你分析你应该和谁合作，应该投资多少等问题39QUfE)4X+(,%]*。