重点讲解：
1. cook up
煮熟，烧熟，做好（尤指丰盛的饭菜）；
eg. She cooked up a simple meal for him when he arrived unexpectedly.
她没料到他会突然到来，所以就为他做了顿简单的饭菜。
eg. Mom is in the kitchen cooking up a storm.
妈妈正在厨房里大显身手呢。
2. clean up
打扫；清扫；把…弄干净；
eg. Mama made him clean up the plate.
妈妈要他把盘子洗干净。
eg. Aunt Mary volunteered to clean up the kitchen.
玛丽阿姨主动要求清扫厨房。
3. on one's own
单独地；独自地；
eg. I'm well able to manage on my own.
我完全能够独自处理。
eg. He can be left to work on his own.
工作可交给他一个人去做。
4. as long as
只要；
eg. As long as there is life, there is hope.
只要有生命，就有希望。
eg. As long as he comes, the problem can be solved.
只要他来，问题就能解决。
5. apart from
除…外（尚有）；此外；
eg. It's a good piece of work, apart from a few slight faults.
除了一些小缺点之外，这不失为一件漂亮的工作。
eg. Apart from bad weather, we had a good time.
除了天气不太好以外我们还是玩得很愉快。
