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重点讲解：
1. shut down (使)(工厂、公司等)关闭,歇业，停业；
Smaller contractors had been forced to shut down.
规模较小的承包商已被迫歇业。
2. in preparation for 准备；预备；筹备；
Rub the surface of the wood in preparation for the varnish.
打磨木头的表面，为刷清漆做准备。
3. be beneficial to 有益的；有利的；有帮助的；
A good diet is beneficial to health.
良好的饮食有益于健康。
4. put aside 忘记；不考虑；搁置；
We should put aside our differences and discuss the things we have in common.
我们应当抛开分歧，讨论一下我们的共同点。
