LESSON 1
Food Crops
Target Words
1.abandon
2.adversely
3.aggregate
4.cultivation
5.fertilize
6.intensify
7.irrigation
8.obtain
9.photosynthesis
10.precipitation
Definitions and Samples
1.abandon v.To leave;to give up
To save their lives, the sailors had to abandon
the sinking ship.
Parts of speech abandonment n
2.
adversely adv. In a harmful way; negatively
Excessive rainfall early in the spring can adversely
affect the planting of crops.
Usage tips Adversely is often followed by affect.
Parts of speech adversity n,adverse adj
3.aggregate adj.Gathered into or amounting to a whole
It is impossible to judge last yera's performance without knowing
the aggregate sales numbers.
Usage tips Aggregat is often followed by a term like sum, total,or
numbers.
Parts of speech aggregate v, aggregate n
8.obtain v. To gain possession of; to get
After a series of difficult interviews, he finally was able to obtain the job.
9.photosynthesis n.
The process by which green plants make their own food by combining water, salts, and carbon dioxide in the presence of light.
Oxygen is a by product of the process of the process of photosynthesis.
Parts of speech photosynthesize v
10.precipitation n.Water that falls to the Earth's surface
In the Pacific Northwest, the high level of precipitation
ensures rich,green plant life.
以上就是为同学们推荐的词汇资料，希望通过这400个词汇的复习，可以帮助大家更好的来备考考试。不要墨迹啦，赶快来背诵单词吧!