句型转换根据括号内的要求改写句子，在答题卷相应的横线上填写答案，每空限填一词。
What does this sentence mean? (保持意思基本不变)
What is the this sentence?
When the twin sister Huihui was born, she weighed just 1950 grams. (保持意思基本不变)
The twin sister Huihui weighed just 1950 grams .
They offered us much help last year.(保持意思基本不变)
They _______us_ ________ much help last year.
We bought a special program in order to help the computer recognize our voice.(对划线部分提问)
did you a special program?
He can’t finish the work in such a short time.(保持意思基本不变)
for him to finish the work in such a short time.
根据下面的对话情景，在每个空白处填上适当的句子。，使对话的意义连贯、完整。
（There will be a class meeting about the celebrations of the 100th anniversary of the founding of the CPC.Li Hong and Wang Lin are asked to make a report about their favorite scientists in China.Now they are talking in class ）
Li Hong：Hi，Wang Lin， （1） ？
Wang Lin：Yuan Longping.
Li Hong： （2） ？
Wang Lin：Because he helped to feed nearly one﹣fifth of the world's population with less than 9 percent of the world's total land.He was honored as "The Father of Hybrid Rice. "
Li Hong： （3） ？
Wang Lin：Of course.Though he made great contributions to help feed the world，he lived a simple life.
Li Hong：What a great scientist!We Chinese people are really proud of him.
Wang Lin： （4） .Unfortunately，we know he passed away on May 22nd，2021.
Li Hong： （5） !I think we can learn a lot from him.
孩子们在学校已经多次接受过安全教育了。（get）
Children safety education many times at school.
登陆火星比我们想象中要难得多，但我们做到了。（difficult）
Landing on Mars was than we imagined，but we made it.
依我之见，多阅读是提高语言能力的秘诀之一。（secret）
In my opinion，reading more is one of improving your language ability.
许多青少年钦佩像袁隆平那样的科学家，希望成为像他们一样的人。（look）
Many teenagers the scientists like Yuan Longping and hope to be like them.