A baby might show fear of an unfamiliar adult, _______ he is likely to smile and reach out to another infant.
A、ifB
暂无解析
Aftersomanydayswithoutrain,thegroundquickly________thelittlerainthatfelllastnight.
Thestudentfoundthenovel_______.Itprovidedhimwithsomuchinformationaboutthesubject.
Becareful,_______you'llfalldown.
GeneralMotors,oneoftheworld'slargestautomanufacturers,isexpandingits________inthiscountry.
It________asashocktorealizethatIwasnotaloneintheroom.
