59.Whatisthefirstparagraphmainlyabout?

A.ThesignificanceofDr.Carter’sresearch.

B.ThepurposeofDr.Carter’sresearch.

C.ThedesignofDr.Carter’sresearch.

D.TheresultsofDr.Carter’sresearch.

【答案】C

【解析】段落大意题。通过第一段最后一句Dr.CarterPsentedthemeitherwithanovelfoodorathreatintheformofamodelofapoisonoussnake等细节可知，第一段主要论述了Dr.Carter进行研究的设计，所以答案选C.ThedesignofDr.Carter’sresearch.

【难度说明】：中等

60.Accordingtotheresearch,whichbaboonsaremorelikelytocompleteanewlearningtask?

A.Thosethatfeelanxiousaboutlearning.

B.Thosethatliketoworkindependently.

C.Thosethatcanavoidpotentialrisks.

D.Thosethathavemoreexperience.

【答案】A

【解析】细节理解题。通过第三段第二句Theanxiousinpidualslearntthetaskbyobservingotherswhilethosewhowererelaxeddidnot,eventhoughtheyspentmoretimewatching可知，答案选A.Thosethatfeelanxiousaboutlearning.

【难度说明】：中等

61.Whichbestillustratesthe“mismatch”mentionedinParagraph4?

A.Somebaboonsperformnewtasksbutdon’tconcentrate.

B.Somebaboonsobserveothersbutdon’tfollowthem.