【单选题】 Most fishes and many reptiles have ribs along most of the spine, but in mammals （） only in the chest area.
A. they are found
B. finding them
C. in which they are found
D. are found
A. they are found
B. finding them
C. in which they are found
D. are found
【单选题】visiBly only through lArgE tElEsCopEs, pluto hAs A yEllowish Color, whiCh inDiCAtEs thAt thErE is vEry littlE AtmosphErE.
【多选题】listEning 2 "EnvironmEntAl sCiEnCEClAss"
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whiCh two rEgions oF thE unitED stAtEs hAvE thE grEAtEst potEntiAl For supplying winD powEr
CliCk on 2 AnswEr ChoiCEs.
A、thEEAstErn sEABoArD
B、thE miDwEstErn plAins
C、thEDEsErt southwEst
D、thE pACiFiC northwEst
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CliCk on 2 AnswEr ChoiCEs.
A、thEEAstErn sEABoArD
B、thE miDwEstErn plAins
C、thEDEsErt southwEst
D、thE pACiFiC northwEst
【单选题】 The word "heightened" in line 18 is closest in meaning to
A．( complicated
B．( directed
C．( observed
D．( increased
A．( complicated
B．( directed
C．( observed
D．( increased
【单选题】______adopted the decimal system of coinage in 1867.
A、Canada
B、WhenCanada
C、Canada, which
D、There wasCanada
A、Canada
B、WhenCanada
C、Canada, which
D、There wasCanada
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