Traveling to another country is exciting and fun.But if you don't learn about local customs，your trip could become a nightmare with misunderstandings and even trouble.Here are some cultural taboos（禁忌）in certain countries to help prevent things like that.Let's take a look and fit in with local culture.
   US
   One of the traditional customs for Americans is to tip people.People from non-tipping countries may forget to tip.And they may find themselves in an embarrassing situation.Also，pay attention when you have a conversation with Americans.As a tourist in the US，it is not polite to ask people questions like "How old are you？" and "How much do you make？"
   Mexico
   In Mexico，bringing an expensive gift to someone's home is a no-no.It could be seen as a bribe（賄賂）.Something simple like flowers or a dessert are good gifts.But you should avoid taking along marigolds （金盞花） or red flowers，because in Mexican culture，they symbolize death and can be connected with witchcraft（巫術(shù)）.To local people，white flowers are a good gift.
   Britain
   Be careful about hand gestures when you visit Britain.If you make the V sign with your palm（手掌）facing you，the locals may get angry.That's because this gesture means the same as the middle finger.It's an insult（侮辱）.It is safe to hold off on hand gestures to prevent any misunderstandings.
   Also，Britons are known for queuing.From the supermarket to the subway，queues are very common in Britain.Usually a British person spends six months of their life in queues.If you jump the queue in Britain，you may upset them.

When you travel to another country，it's important to watch out for local customs.Here are some cultural taboos in certain countries to help you avoid misunderstandings and trouble.In the US，it's a（1） custom custom to tip nearly anyone with a service job.You should pay attention to the questions when you（2） talk talk with Americans.In Mexico，when you visit someone's home，you can bring something simple（3） except except marigolds（金盞花）or red flowers.In Britain，you should use hand gestures（4） carefully carefully .Besides，queuing in public places is（5） common common .If you jump the queue in Britain，you may upset them.