Don’t shake hands! Don’t hug anyone! ________ order to slow the spread of COVID-19, we’re advised to avoid physical contact（接触） as ________ as possible. Some of us have been ________ to more creative ways of greeting one another, such as a friendly wave from two meters away. We are not sure when this pandemic（流行病） will end. But ________ more people get their vaccines（疫苗）, we may soon be able to get back to hugging, shaking hands ans kissing cheeks. But ... should we?

We are ________ from a young age that it is impolite not to shake hands when we meet people. But Ashley Peterson, a doctor in the United States, thinks we should be more careful about how we greet people. Not ________ likes to be hugged.

Peterson says now is the perfect time for parents to guide their kids in making ________ about how to greet people. The idea is not to ________ hugs and handshakes. If your kids want to hug others, they should. If they feel ________ about hugging, they can use other ways to greet people.

Anthony Fauci, a health educator, holds a stronger opinion. He thinks we should never shake hands again. “We’ve got to ________ that custom,” he says. “That is really one of the major（主要的） ways to pass on an illness.”

People give gifts in every country in the world. But there _______ something we should study when we want to send a gift in a foreign country. For example, _______ Russia, people don’t send an even (偶数的) number of flowers to friends because even numbers are only for funerals (葬礼) or other sad moments.

Of all the things we can send, what is the _______ gift? Researchers (研究人员) from _______ did a study about this in their capital city Washington D.C. They found that gifts like _______ and sweets (糖果) can make someone feel happy right away. But people will soon forget (忘记) about _______. Gifts like books may sound _______. But they can make people feel happy for a _______ time because they are more useful. So now you _______ what kind of gift you should choose for your best friend’s ________, or any other important day.

Dinner customs are different around the world. If you are a guest in Ghana, this ________ will help you a lot.

In Ghana (加纳), dinner is usually from four in the afternooon to six in the evening. But there are no ________ rules about time. Whenever a guest arrives, a family ________ food. When you go to a home, the person ________ receives guests takes you to the living room first. At this time ________ welcomes you. Then you go to the dining room. There you wash your hands in a bowl of water. All the food is on the table.

In Ghana you usually eat ________ your fingers. You eat from the same dish as everyone else. But you can only eat from one ________ of the dish. It is impolite to get food from the ________ sides of the dish. After dinner, you wash your hands again in a bowl of water.

Most meals in Ghana contain a dish called fufu. People in Ghana ________ fufu from the powder of someplants. Sometimes they cut the fufu with a saw (锯子) ________ it is very hard. You must chew (咀嚼) fufu well, or you may get sick. You should eat fufu with the fingers of your right hand only.