examine
检查;考试
Examine the car carefully before you buy it.
在买下那部车以前，你得仔细地检查一遍。
Our teacher will examine us in English tomorrow morning.
我们老师明天早上将考我们英文。
examination
考试=exam;检查
He did quite well on the examination.
他考试考得很好。
The doctor gave him an examination and found that he was in good shape.
医生为他做了体检，发现他健康状况良好。
sheet
一张纸；床单
I need a sheet of paper to write answers on.
我需要一张纸来写答案。
We asked the housekeeper to change the sheets every other day.
我们要求管家每隔一天更换床单。
coast
海岸
The east coast of Taiwan is full of beautiful views.
台湾东海岸尽是美景。
beach
海滩
I like to play on the beach in summer.
夏天时我喜欢在海边玩。
shore
岸，滨，畔
We started swimming back to the shore at the sight of a shark.
一看见鲨鱼的踪迹，我们便开始游回岸边。
key
钥匙;关键;重要的
Hard work is the key to success.
努力是成功的关键。
After talking with his parents, Tom made a key decision.
汤姆和爸妈讨论过后，做了一个重要的决定。
middle
中间;中间的
Peter fell asleep in the middle of the meeting.
彼得在开会中途睡着了。
He is a man of middle height.
他是个中等身高的男人。
pair
双
I just bought two new pairs of shoes.
我刚刚买了两双新鞋。
The teacher asked us to practice in pairs.
老师要我们两人一组做练习。