閱讀下面短文，請按要求答題。
    On May 22，Chinese scientist Yuan Longping passed away at 91.Yuan was an academician at the Chinese Aadeay of Engineering （中國工程院院士）.He had spent over 50 years working on hybrid rice （雜交水稻）.People call him the "father of hybrid rice."
    For Chinese families，rice is an important part of almost every meal.But in the past，many people died because they had no food.As a young student，Yuan Longping decided to study agriculture（農(nóng)業(yè)）.
    In the 1960s，Yuan began to work on a kind of hybrid rice.It had high output （產(chǎn)量）.In the 1970s，Yuan successfully grew a new type of hybrid rice.It could feed about 70，00000 more people every year!Then in 1996，Yuan began growing super hybrid rice.Its output was even higher.
    Yuan's hybrid rice is also grown around the world.It has pulled millions of people out of hunger.
    "If I am not at home，I must be on the farmland；if I am not on the farmland，I must be on my way to the farmland，" Yuan once said.He spent most of his time on farms.He was a national hero.
根據(jù)短文內(nèi)容判斷下列句子正誤，正確的寫"A"，錯(cuò)誤的寫"B"。
（1）On May 22，Chinese scientist Yuan Longping passed away when he was 91 years old.

A

A

（2）When he was a young student，Yuan Longping decided to study agriculture.

A

A

（3）In the 1960s，Yuan successfully grew a new type of hybrid rice.

B

B

（4）Yuan Longping spent most of his time on farms.

A

A

（5）根據(jù)提示回答問題。
When did Yun begin to work on a kind of hybrid rice？ （請根據(jù)短文內(nèi)容用完整的句子回答問題。）

In the 1960s，Yuan began to work on a kind of hybrid rice.

In the 1960s，Yuan began to work on a kind of hybrid rice.

（6）根據(jù)提示回答問題。
What do you want to be in the future？ （請根據(jù)自己的實(shí)際情況用完整的句子回答問題。）

I want to be a scientist.

I want to be a scientist.