Urbancongestionwouldgreatlyberelievedifthe____chargedonpublictransportweremorereasonable.
Whattheyare____aboutiswhichcomesfirst:thechickenortheegg?
PartIVTranslation:
Almost30millionAmericansweightatleast20percentmorethantheiridealweight.Infact,theUnitedStateisthemostoverweightcountryinthewild.(PassageThree)
接生过程中,下列哪项是错误的