Sometimesabus____getsonthebustocheckthetickets.
C
【句意】 有时，公共汽车检票员上车查票。
【难点】 bus conductor意为“公共汽车售票员”;agent意为“代理人，中介人”;officer意为“军官，官员”;inspector意为“检查员，视察员”。
ProjectHopeisanorganization_____raisesmoneytobuildschoolsandbuybooksforpoorchildren.
Perhapsthecustomerhas____hismonthlystatementandnotpaidthebill.
The____populatedareawasabreedingplaceforinfectiousdiseases.
Thereis______littleinformationabouthimthatwehave______muchdifficultyfindinghim.