-->
第二部分：阅读判断（第16~22题，每题1分，共7分）
下面的短文后列出了7个句子，请根据短文的内容对每个句子做出判断；如果该句提供的是正确信息，请选择A；如果该句提供的是错误信息，请选择B；如果该句的信息文中没有提及，请选择C。
TinyInvaders
Thehumanbodyistrulyamazing. Itallowsustosensetheworldaroundus, todoworkandhavefun, andtomovefromplacetoplace. Infact, thehumanbodydoesitsworksowellthatmostpeopledontthinkaboutitverymuch -- untiltheygetsick.
Thegerms（致病菌）thatmakepeoplesickareeverywhere. Youcantseethem, buttheyrethere. Theyresittingonyourdesk. Theyrehidingonyourcomputerskeyboard. Theyreevenintheairthatyouarebreathing. Therearetwotypesofgerms: virusesandbacteria（细菌）.Virusesaregermsthatcanonlyliveinsideanimalsorplants. Virusescauseillnessessuchasfluandmeasles（麻疹）.Bacteriaaretinycreatures. Somebacteriaaregood. Theycanhelpyourstomachbreakdownfood. Otherbacteriaarentsogood. Theycan-makeyousick. Bacteriacancausesorethroats（喉痛）andearinfections.
Howcanyoustopthesetinyinvadersfrommakingyousick? Yourskinisthefirstdefenseagainstgerms. Youcanpreventsomeillnessessimplybywashing, withsoapandwater. Butgermscanstillenterthebodythroughsmallcutsintheskinorthroughthemouth, eyes, andnose.
返回查字典首页>>