공통영어1 천재 조수경 3과 변형문제

There is a ____ man who became the chief of a Nigerian tribe for making huge contributions to Nigeria’s agriculture and economy. Here is his story.

Dr. Hahn is an ____ who specialized in plant breeding.

Growing up right after the ____ war, he knew what it was like to be hungry, and he wanted to help people in need.

In 1971, he was given two opportunities: work for Cambridge ____ or for the International Institute of Tropical Agriculture in Nigeria.

On his way to Cambridge for a job ____, he first stopped in Nigeria.

There, he saw the country had been ____ by a civil war.

More ____ 2 million people had died, and more than half a million people were starving.

Dr. Hahn wanted to rescue Nigerians from ____.

So, he persuaded his family and moved to ____.

When Dr. Hahn got there, he learned that the staple food in ____ was a plant called cassava.

Unfortunately, cassava was defenseless against viral and bacterial diseases, so it did not yield much ____.

Knowing this, he decided to develop stronger cassava varieties with ____ yields.

However, Dr. Hahn faced a problem: there was ____ much information available about cassava.

Cassava was rarely studied or developed because it was not a cash ____.

To make matters worse, he had never seen or ____ cassava before.

While studying African cassava, Dr. Hahn ____ out that the Europeans who colonized Brazil had first brought cassava into Africa.

He immediately flew to Brazil to study the ____ cassava.

There, he learned about it and went back to Nigeria with ____ cassava seeds.

Then, Dr. Hahn traveled to every ____ of Nigeria and collected different types of local cassava to see if they were good at fighting diseases, but they weren’t.

____, he found a plant that was similar to cassava but resistant to diseases.

He started crossing this ____ with the Brazilian cassava.

After ____ years of hard work, Dr. Hahn finally succeeded in developing new varieties of cassava.

They ____ much more than the local ones and could survive diseases.

____ obstacle Dr. Hahn faced was distributing the new varieties.

Local farmers would not listen to a ____.

To overcome this problem, Dr. ____ visited markets, churches, and schools and gave out the new varieties to Nigerian people for free.

He went from ____ house to the next to let farmers know the superiority of these new varieties.

Sometimes he planted them in the middle of the cassava field ____ telling the farmers.

His colleagues were concerned that the farmers might be angry to ____ different cassava in their fields.

However, Dr. Hahn insisted that the ____ would think that it was a gift from God.

He was ____. The farmers soon realized the superiority of the new varieties, and more and more farmers started to cultivate them.

____ to the new cassava, fewer people were starving.

In fact, they could even make more money by ____ the remaining cassava.

Eventually, ____ became the country that produced the greatest amount of cassava in the world.

In 1983, the ____, a major tribe of Nigeria, honored Dr. Hahn as a chief with the title “Seriki Agbe” or “the King of Farmers.”

In addition to cassava, Dr. Hahn developed other major foods, including yam, sweet ____, and banana.

Soon, ____ African countries asked for his help.

Dr. Hahn traveled to these countries to teach local ____ and scholars how to grow these new varieties.

He spent 23 years developing and distributing the ____ cassava varieties to the whole continent.

Although he left Nigeria in 1994, he is still remembered as one of the greatest scientists who fought against starvation in ____.

Dr. Hahn once said, “If you have faith that ____ you do will benefit humanity, I believe that you must sacrifice yourself.

Even if I were to go back to the past, I ____ still do the same thing.”