内容正文:
英语
2023河南
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Unit 8 lt must belong to Carla.
第4课时 Section B 2a~2e
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一、用括号内所给单词的适当形式填空
1.People often feel helpless if they aren't with good ________ (lead).
leaders
2.Qian Xuesen was a famous scientist who was _________ (honor) as “the father of China's missiles (导
弹)”.
honored
3.As __________ (history), they're always interested in people's lifestyles in the past.
historians
4.They said it was one of the greatest ________ (medicine) discoveries of the century.
medical
5.The Great Wall was first built by ancient people to separate (隔开) them from their _________ (enemy).
enemies
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二、用方框中所给单词的适当形式填空
solve anybody ancestor circle
1.Spelling mistakes are _______ in red ink (油墨).
circled
2.No wonder you can't find _________ here, they're all away at a meeting.
anybody
3.Not having enough sleep may make your brain work slower in ________ problems.
solving
4.The custom (习俗) has come down to us from our __________.
ancestors
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三、根据汉语意思完成句子(每空一词)
1.令人惊讶的是,一些伟大的发明不是有意被发明的而是偶然产生的。
It's quite surprising that some great inventions were not invented ____ _________ but by accident.
on
purpose
2.我父母不知道如何和我妹妹交流,因为她很容易焦虑。
My parents don't know _____ ___ _____________ ______ my sister because she gets anxious easily.
how
to
communicate
with
3.科学家们应该做些什么来防止这种病毒扩散到更广泛的地区。
Scientists should do something they can do ___ ________ this kind of virus ______ __________ into a wider
area.
to
prevent
from
spreading
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阅读理解
The Nazca Lines (纳斯卡线条) in Peru are huge pictures that were drawn into the ground
by digging shallow (浅的) lines into the earth. An area of about 19 square miles in the Nazca
desert is covered by these simple pictures, including birds, spiders, fish and sharks.
Although these lines date back to between 500 BC and 500 AD,they were only discovered in the 1930s. The reason is that the pictures only become clear when they are seen from the air. So it was only when airplanes started flying over the area that people realized what they were.
This leads to the questi