重点讲解：
1. put together 组装；拼合；组合；
He took it apart brick by brick, and put it back together again.
他一块砖一块砖地把它拆开，然后又把它组合起来mQ#fdw*k3avK&V1Y5。
2. engage in 参与；从事；
Industry leaders want scientists to engage in fundamental research, not applied research.
行业领袖希望科学家从事基础性研究，而非应用性研究H]6.dYiN3AF18。
3. correspond with 相类似；相关；相对应；
Your account of events does not correspond with hers.
你对事情的陈述与她说的不相符Q[;#m^5p=z[!a[Gfd5。
4. in the first place 起初；一开始；
I don't think we should have been there in the first place.
我认为我们从一开始就不该在那儿i4j;l*.Vt1。