1、我累了。昨晚我不该这么晚睡觉。（should+动词完成式）
2、我和鲍勃不是很熟，不过我们偶尔一起出去喝一杯。（occasional)
3、我们应该到火车站接她。（be supposed to)
4、你可以清楚地看到有人快要淹死。（drown)
5、包括周末在内，仅仅还有12天时间可以用来买圣诞（Christmas）礼物。（including）
6、如果不立即采取行动，许多种野生动物就会因饥饿而死亡。（without,hunger）
7、那首歌总是使她回忆起在芝加哥度过的那个夜晚。（remind...of...）
8、街角处刚巧有一位警察，我便向他问路。（happen to,corner）
9、由于天气恶劣，今天所有去纽约的航班都延误了。（delay）
10、谁有责任谁就必须赔偿损失。（whoever,responsible）
11、我找不到我的支票簿，我准是把它留在家里了。（checkbook,must have）
12、到足球比赛快开始时，暴风雨已经停了。（by the time）
13、除非你有经验，否则你得不到这份工作。（unless）
14、我把大部分的时间花在研究中美文化的差异上了。（spend）
15、这句话的意思极清楚，决不会引起误解。（so...that）
16、他希望能够给予她比现在更多的帮助。（more than）
17、穿上外套，否则你会感冒的。（or）
18、她的收藏品中增加了一张毕加索（Picasso）的画。（add...to...）
19、我没意识到以前曾来过这儿。（be aware of）
20、如果你继续对每个人这么粗鲁，你很快就会发现自己什么朋友都没有了。（find oneself without）

1, I am tired. I should not go to bed so late last night. 2, I and Bob are not familiar, but we occasionally go out with a drink. 3, we should go to the railway station to pick her up. 4, you can clearly see someone drowning. 5, including weekends included, only have 12 days can be used to buy Christmas gifts. 6, if you do not take immediate action, and many species of wild animals will die of hunger. 7, that song always makes her recall to spend the night in Chicago. 8, the corner office happened to have a police, then I will ask for directions.9, due to bad weather, all of today's flights to New York had been delayed. 10, and who has the responsibility of whoever must pay damages. 11, I can not find my checkbook, I allowed it to stay at home is 12, to the football games start soon, the storm has already stopped. 13, unless you have experience, otherwise you can not get the job.14, I put most of the time devoted to the study of cultural differences on the United States. 15, the meaning of this statement very clear, will never rise to misunderstanding. 16, he wanted to give her more help than it is now. 17, put on your coat, or you'll cold. 18, and her collection adds a Picasso painting. 19, I did not realize that had previously been to here. 20, if you continue so rude to everyone, you will soon find yourself without any friends.