What does the word "that"(Line2, Para.3) refer to? What has caused Saussures Laniceps to become smaller?

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问题 What does the word "that"(Line2, Para.3) refer to?
What has caused Saussures Laniceps to become smaller?

选项 A、Poor soil conditions in the Himalayas.
B、The shortening of flowering period.
C、Tourist selections of seeds of the plants.
D、Reproduction from seeds of the plants.

答案C

解析推理题。在自然界中，人为的选择也可以使植物进化，人们把最大的雪莲花都摘走了，只剩下小的雪莲得以结子延续物种。

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本试题收录于：公共英语二级笔试题库公共英语（PETS）分类

公共英语二级笔试

公共英语（PETS）

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What does the word "that"(Line2, Para.3) refer to? What has caused Saussures Laniceps to become smaller?

公共英语二级笔试

公共英语（PETS）

Once,latelyatnight,anEnglishmancameout【S1】_______.ofhisroomintoapassageofthehotela

Escapingafireisaseriousmatter.Knowingwhattododuringafirecansavealife.Itisimportanttoknowthewaysyoucan

Floridaisapleasantandbeautifulstate【B1】thesoutheastoftheUSA.PeoplefromthenorthernstatesofAmericalike【B2】t

Howdidthewriterfeelwhenshewaswalkinghomeafterwork?Onherwayhomethewriter______.

SupposeyouareavisitorinthelandofMongolia,somefriendsaskyoutoeatwiththem.Whatkindofmannersdotheywantyou

Inthesecondparagraph,theunderlinedwords"thebuilding"mostprobablyreferto______.Whenisthemainsubjectdiscussed

TodayIvisitedtheSmiths—myfirsttimevisit【S1】______.toaAmericanfamily.Theyliveinasmall

Thequestion"Whataretherightsandobligationsoffriendship?"isaquestionthatisusuallynotasked.【B1】manyotheraspec

WewerenotgladtohaveAuntClara’sfamilywithusbecause______.Mywifewasstillworriedbecause______.

A．VisualFoxproB．PowerPointC．五笔、拼音D．WordE．文件的类型数据库管理软件包括

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计算机最主要的工作特点是()。

对期权价格波动影响的直接因素之一是标的物的()

金融租赁公司是以资金融通为目的，以租赁业务为载体的非银行金融机构。()

公司破产时，优先股股东先于次级债权人获得索取权。(清华大学2011年真题)

Hegaveatalk________modemMusic.

TherearemanytheoriesaboutthebeginningofdramainancientGreece.Theonemost(1)______acceptedtodayisbasedontheass

Directions:Forthispart,youareallowed30minutestowriteashortessayentitledCollegeStudents’SocialResponsibilities.

WewerenotgladtohaveAuntClara’sfamilywithusbecause.Mywifewasstillworriedbecause.