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1试卷答案试题(英语))
be sad,not just to us dinosaurs,but to everyone.28.What kind of dinosaur does John Simpson claim to be?A.The kind that is youthful and creative.B.The kind that is found in many forms.C.The kind that disapproves of new ideas.D.The kind that appears in many popular films.29.Why are the incomplete sentences used in the first two paragraphs?A.They make people feel the language of a debate.B.They cast doubt on John Simpson's credibility.C.They suggest John Simpson is a hesitant character.D.They show that the subject of the text is not serious.30.Which aspect of 3D films does the text emphasize most strongly?A.The cost of production.B.The number of films made.C.The effect on audiences.D.The special skills of film-makers.31.What does the author claim to find most disturbing about 3D films?A.They make people feel unwell.B.Their ticket prices are too high.C.They lead to a loss of imagination.D.They reduce the range of films available.DIn 2022,a New Zealand woman became the first to receive a gene-editing treatment topermanently lower her cholesterol ()The woman had heart disease,along with aninherited risk for high cholesterol.But scientists behind the experimental treatment areconsidering how it could help pretty much anyone.The trial is a potential turning point for CRISPR,the editing tool they used.Since thetechnology was first programmed to edit genomes (about a decade ago,we've seenCRISPR from scientific labs made much progress.But the first experimental treatments havefocused on rare genetic disorders.They are working on more possibilities treating commondisease like high cholesterol.The cholesterol-lowering treatment,developed by Verve Therapeutics,relies on a formof gene editing called base editing,or "CRISPR 2.0".It's a more targeted approach.Insteadof simply making cuts to shut off specific genes,scientists can now exchange a single DNAbase for another.In theory,this should be safer because you're less likely to cut an impor-tant gene by mistake,and you can be less likely to make mistakes that may occur when DNArepairs itself after being cut.An even newer form of CRISPR could take things further still,Prime editing-or“CRISPR3.0”一allows scientists to put chunks(块)of DNA into a genome.If it works inpeople,it could let scientists replace disease-causing genes.Together,these newer forms of CRISPR could broaden the possibilities of gene editingto take on many conditions-not all of them genetic.Someday,people may have the optionto add genes thought to protect against high blood pressure,or certain diseases,to their ge-netic code,All CRISPR treatments are experimental at this point,and we don't know if they'resafe.Some argue we should focus on treating those with severe diseases in the meantime,Butif these new forms of CRISPR do work,they could help many others.32.What are scientists focusing on in the gene-editing treatment?A.Its great success.B.Its wider application.C.Its immediate effects.D.Its target patients.英语试题第5页（共8页）Q夸克扫描王极速扫描，就是高效▣
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