重点讲解：
1. chop up
切碎；剁碎；
eg. Chop up three firm tomatoes.
拿3个硬西红柿切碎。
eg. I don't like to chop up onions. That makes me cry.
我不喜欢切洋葱，它令我掉眼泪。
2. in season
(水果等)正旺；当令；应季；
eg. Some fruits are in season.
有些水果现在正是应季。
eg. Hotel rooms are more expensive in season.
旅游旺季时，旅馆的房费很贵。
3. get hold of
（通常指好不容易）得到，获得；
eg. He read everything he could get hold of and formed his own conclusions.
他查阅了他能搞到的一本资料，然后作出自己的结论。
eg. The only electrician we could get hold of was miles away.
我们唯一能够联络到的电工离这里有好几英里远。