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名师原创：Unit5单元同步闯关练
一、词类转换：写出下列单词的词性变化
1.distant：n.______________________2.evolve：n.______________________
3.suspect：adj.____________________4.generate：n._____________________
5.detect：n._______________________6.science：adj._____________________
7.benefit：adj._____________________8.discover：n._______________________
9.indicate：n._____________________10.relative：adv._____________________
11.choose：n._____________________12.predict：n.______________________
13.adventure：adj._________________14.fascinate：n.____________________
15.extinct：n._____________________16.crowd：adj._____________________
17.appear：n._____________________18.adapt：n._______________________
19.explore：n.____________________20.decide：n.______________________
二、单句语境语法冲关：在空白处填入适当内容（一个单词）或括号内单词的正确形式
1.Whatother_______(similarity)animalsdoyouknowabout?Pleaseshareyourknowledgewithyourfriends.
2.Komododragons_______(encounter)byWesternresearchersin1910forthefirsttime.
3.Theoldestdiscoveredfossilofthemodernplatypus_______(date)backtoabout100,000yearsago.
4.Fossilrecordsindicatethatthenautilus_______(survive)relativelyunchangedforaround500millionyears,soitisoftenconsidereda“livingfossil”.
5.Thejourneygavetheyoungmanachance________(study)variouslivingthingsintheirnaturalenvironments.
6.AfterDarwinhadspentsometimeinSouthAmerica,hisroomontheshipwascrowded______samplesoftheplantsandanimalshehadcollected.
7.Atthattime,people_______(believe)thatallspecieshadappearedonEarthatthesametime,andhadnotchangedsince.
8.Darwinnoticedthatsomespeciesofanimalswereverysimilar______eachother.
9.Asweallknow,animalsevolvedastheyadapted_____theirchangingenvironments.
10.Newspeciesofplantsandanimalsevolved_______earlierancestors.
11.Manypeop