What are the precautions for traveling to the United States?

The most important thing to pay attention to when going to the United States is customs: \x0d\ 1. Things you shouldn't bring: large-capacity charging treasures, food, plants, drinks and even silver should be within the allowable range, and it is not allowed to hide them. \x0d\2。 It doesn't matter if you can't speak English at customs or on the plane. There will be an interpreter. It is best to leave or return to China by Air China, just like flying in China. \x0d\3。 Don't violate American laws, and respect local laws. When the police ask for an inspection, they must cooperate seriously, because people will think there is a terrorist act and will shoot. \x0d\4。 Americans are very polite, so it is necessary to learn two sentences of everyday English. People's pleasantries are always on their lips, and we can't help but answer them without them. \x0d\5。 Some streets in America are like cobwebs, not as horizontal and vertical as ours. It is best to have a random local navigation. If not, ask someone else. The local people are very willing to help others. If it is not good enough, there are many people looking for China nearby. In some places, you may wonder if they are in any city in China. \x0d\6。 Passports are very important when traveling abroad. It is an important document to prove the legal identity of tourists. Once lost, it will bring a lot of trouble to leave the country. Tourists often lose their passports when traveling. Usually, they put their bags on their seats when they eat in restaurants, and when they come back, they find that the bags containing passports, air tickets and cash have been stolen. Overseas tourists must pay attention to protect their valuables. \x0d\7。 It is best to download an English-Chinese translation software from your mobile phone. \x0d\8。 American toilets are not called toilets, but restrooms. \ x0d \ 9。 There are many American tourists, so it's best to sign up for a tour in the local area. There are Chinese and English tour guides, which are not a little cheaper than domestic ones, but quite cheap. \x0d\ 10, the United States must be punctual when traveling with a group. People waited for no one at the appointed time, so they drove off on time. \x0d\ 1 1。 American newspaper group does not include catering.