The word "cards" in Line 1 refers to . The author’s purpose in writing the passage is to .

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问题 The word "cards" in Line 1 refers to ______.
The author’s purpose in writing the passage is to ______.

选项 A、indicate the way genetic testing works
B、show the power of one’s genetic makeup
C、introduce genetic testing and its function
D、reveal the influence of environment on genes

答案C

解析

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本试题收录于：公共英语三级笔试题库公共英语（PETS）分类

公共英语三级笔试

公共英语（PETS）

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The word "cards" in Line 1 refers to ______. The author’s purpose in writing the passage is to ______.

公共英语三级笔试

公共英语（PETS）

ThecoreofGreece’stroublesistoomuchspending,toolittletax-collectingandbook-cooking.SpainandIrelandareintroubl

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Sincethedawnofhumaningenuity,peoplehavedevisedevermorecunningtoolstocopewithworkthatisdangerous,boring,burd

Arosebyanyothernamemaysmellassweet,butifit’snotredoryellow,itdoesn’tsell.AccordingtoJamesCrowe,chiefex

Mostworthwhilecareersrequiresomekindofspecializedtraining.Ideally,therefore,thechoiceofan【21】shouldbemadeevenb

Mostworthwhilecareersrequiresomekindofspecializedtraining.Ideally,therefore,thechoiceofan【21】shouldbemadeevenb

WhichofthefollowingisnottrueoftheSpaceShuttleColumbia?

powerless根据嘉宾观点“Weexperimentonanimalsbecausetheyarepowerlesstostopus，”可知答案是powerless。

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The word "cards" in Line 1 refers to . The author’s purpose in writing the passage is to .