1 luck:名词(不可数)运气, 好运, 幸运
You never know your luck.你也许会走运的。
2 lucky：形容词 幸运的, 吉祥的, 侥幸的
He is a lucky dog.他是个幸运的家伙。
3 Luckily:副词 幸运地,幸亏,侥幸
Luckily there was a doctor on the spot. 幸运的是现场有一位医生。
4.luckily是副词，“幸运地”，通常放在句首，表示“幸运的是....”.
短语：
Good luck to you ! 祝你好运！
bring good luck to 。。。给。。。带来好运
经典考题：
1. I got to the station late, but （ ）the train was still there.
2. （ ），I failed the English exam this time .
3. He was so （ ）that he didn't catch the last train .
4. I wish you （ ）.
5.People in the west often think that the number thirteen is u（ ）.
Keys:
1. luckily 2. Unluckily 3. unlucky 4.luck 5. unlucky.
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