Peru is     1     country on the Pacific coast of South America. In the 1400s and 1500s, Peru was the center of the     2    (power) ancient Inca Empire. Spain     3    (take) control of Peru in the 16th century and ruled until 1821. It is for this reason     4     Spanish is the main official language of Peru. In Peru, there are many places that you can visit.

A short flight from Cusco will take you to the Amazon rainforest. You can spend three days     5    (explore) the rainforest with a local guide and enjoying the plants and animals that are unique     6     the rainforest.

A four-day walking tour will take you on amazing paths through the Andes Mountains on the way to the city of Machu Picchu. After     7     (arrive) at the destination, you will be given a day to visit the city. The ancient city will leave you a deep impression.     8    (especial) amazing is the Incas’ dry stone method of building. Stones     9    (cut) by Inca builders to exact sizes so that nothing was needed     10    (hold) walls together other than the perfect fit of the stones.

Nowadays, almost everyone has realized     1       smoking is harmful to people’s health. Sometimes it     2     causes fire.

In China, about 38% of the people smoke. Every year, they smoke millions of packets of cigarettes. It’s bad news     3     the health of the nation.

It’s known     4     smoking can cause different kinds of diseases. Every year, many people die     5     these illnesses, such as lung and throat cancers. It also costs the government much money     6     look after these sick people. Smoking is also harmful to those     7     don’t smoke,     8     (special) to children and women.

In     9     word, smoking is no good. If you want to smoke, just think of those who suffer from diseases     10     the fires that destroy people’s lives and property!

Perhaps knitting our brows, setting our jaws, and narrowing our eyes into a serious, focused or determined     1     (face) expression can help us perform better and ease the stress. Game face, a look of great determination on the face of a game player, accounts     2     that.

    3     (prove) game face could really help people handle physical or mental challenges, expert Richesin with several     4     (colleague) did some research. They designed two tests, both of     5     were simple to carry out. For the first, they asked 62 people to put hands in ice-cold water for a few minutes. The second experiment required participants to figure out     6     puzzle.

For each experiment, the participants     7     (divide) in half. One group were told to keep their expressions serious and determined. The other group were allowed to let their faces do whatever their faces felt like     8     (do) in the moment.

What was the result? The “game face” crowd, not only performed, on average, about 20% better, but also recovered from stress more     9     (effective).

“This will give us a better understanding of the benefits     10     (provide) by making a game face,” Richesin said in a release.