1. A lot of dust had blown in.
   吹进来许多灰尘。
2. An encyclopaedia contains a lot of knowledge.
   百科全书包含很多知识。
3. Their gaiety helped the party a lot.
   他们的欢乐精神对晚会的成功极有帮助。
4. This lesson involves a lot of work.
   这一课需要做的工作有很多。
5. His car has a lot of oomph.
   他的车子很有吸引力。
6. Librarians spend a lot of time classifying books.
   图书馆工作人员花许多时间将书分类。
7. Downstream the river twists and turns a lot.
   这条河的下游弯弯曲曲。
8. This job entails a lot of hard work.
   这项工作需要十分努力。
9. Apparently, you have done a lot of work.
   很明显你们已经做了很多工作。
10. There is a lot of goodness in milk.
    牛奶里有许多营养成分。
11. A lot of electric lamps illuminated the stage.
    许多盏灯照着舞台。
12. She met with a lot of knotty problems.
    她碰上了许多棘手的问题。
13. A lot of trade are in that store.
    那商店有许多顾客。
14. The invading army slaughtered a lot of people.
    侵略军杀了许多人。
15. This mat has had a lot of wear.
    这个垫子磨损得很利害。
16. A lot of mothers choose to work part-time.
    许多母亲选择做兼职工作。
17. After a lot of persuasion,he finally acquiesced.
    经过多次劝说，他最终默许了。
18. She made a lot of thinly veiled accusations.
    她多番指责，几乎毫不掩饰。
19. Mountaineering in a blizzard needs a lot of grit.
    在暴风雪中登山需要极大的勇气和毅力。
20. There was a lot of bloodshed during the war.
    战争期间造成了无数的流血牺牲。

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