1. jealous a. 妒忌的，羡慕的
Don't let her make mischief between you she's only jealous.
别让她在你们之间挑拨－－她就是太忌妒了。
2. impoverish v. 使贫困，使贫瘠
Heavy rain and excessive use have impoverished the soil.
土地因招暴雨侵蚀及使用过度已贫瘠不堪。
3. enrich v. 使富足，使肥沃
The expanding economy enriched the peasants.
不断发展的经济使农民们富裕起来。
4. debate v. 争论，思考
He debated carefully before he decided.
他慎重考虑后方做决定。
5. campaign n. 运动，战役
We were outmanoeuvred and outfought throughout the winter campaign.
我们在整个冬季战役中始终不如对手。
