1. (2022七上·广州月考) 阅读理解

On May 22, 2021 the world lost a great scientist. Yuan Longping, the" Father of Hybrid Rice", died in Hunan, China. Hearing this news, people all over the world were greatly sad.

Yuan was born on September 7. 1930 in Beijing. He came up with the idea of hybrid ricein1960s After that, he tried his best to study a new kind of hybrid rice. In 1964, he found a natural hybrid rice plant. The plant is better. So he began to study this kind of rice.

Yuan met lots of problems, but he didn't give up. Finally, in 1973, he successfully studied a new kind of long-grained hybrid rice. The next year, he studied another kind of hybrid rice with 20％higher yields (产量). He then kept on working hard at his study. As we all know, few plants can live in the desert (沙漠). But Yuan and his team successfully planted hybrid rice in the Dubai desert.

On June 27. 2019. Yuan gave an English talk at the first China-Africa Economic and Trade Expo. He said that China was studying super hybrid rice and he wanted to help other countries with the problem of food shortage (短缺), Now, more than forty countries in the world are planting hybrid rice. Thanks to Yuan Longping, people in China and in most parts of the world won't be hungry any more. We should always remember this great scientist.

1. （1） The underlined phrase " come up with" in Paragraph 2 means ______.

   A . completed B . had C . ended D . bought
3. （2） When did Yuan Longping study a kind of higher-yield hybrid rice?

   A . In 1964. B . In 1965. C . In 1973. D . In 1974.
5. （3） Which of the following is true about Yuan Longping?

   A . Yuan gave a talk in Chinese at the Expo in 2019. B . Yuan and his team planted hybrid rice in the sea in Dubai. C . Yuan helped people in China have enough rice to eat. D . Yuan planted super hybrid rice in many other countries.
7. （4） What is the passage mainly about?

   A . Hybrid rice in the world. B . The problem of food shortage. C . Bad news about Yuan Longping. D . Yuan Longping and hybrid rice