With high yield and superior quality, Chinese hybrid rice varieties have been introduced around the world,     1     (benefit) more people. The export of China’s hybrid rice technology started many years ago. In 1979, China provided hybrid rice seeds to another country for the first time, and 40 years later, in     2     (real), China’s hybrid rice has been planted in dozens of countries in the world.

In the past 40 years, Chinese scientists     3     (devote) to providing assistance to many other countries. China has trained more than 14,000 hybrid rice professionals for more than 80 developing countries through international training courses. This technology has spread     4     more and more places in the world so far.

Yuan Longping,     5     cultivated the world’s first high-yield hybrid rice strain not only earned respect from Chinese people but also the global community. His hybrid rice research has been     6     (entire) saving millions of people from hunger. Yuan’s dream was     7     (solve) the global food shortage and promote hybrid rice around the world. China has achieved     8     great wonder, feeding nearly one fifth of the world’s population with less than nine percent of the world’s total land. And China is     9     (will) to contribute to global food security and calls for joint efforts to end global hunger and poverty.

It     10     (believe) that Yuan’s dream will come true one day.

2 . Vertical (垂直的) farming involves using vertically piled layers and other innovative resources to help your crops grow.     1     You get to grow your plants while using the small space at home. Below are some benefits of vertical farming for small house owners.

Reduce water usage. Watering a vertical garden is easy, simple, and uses less water. If your plants are grown in a traditional way, you’ll need lots of water to keep up with your plants’ growth.     2    

Save space. As a small, house owner, space is a big concern. However, vertical farming ensures that you can create a garden in your home and fully enjoy the experience.     3     So, if you aim to save space in your home and still have a garden, vertical farming is perfect.

    4     Vertical farming is mainly done indoors and entirely depends on you to provide the best conditions. With commitment, you can continuously ensure consistent food production despite the seasons.

Cut down on chemicals and pesticides. Vertical gardens will not require you to invest in pesticides and chemical fertilizers to keep your plants alive. In addition, insects will not have easy access to your plants since you’ll be gardening in a controlled environment.     5