It________asashocktorealizethatIwasnotaloneintheroom.
A、cameI'm sorry I forgot to write; I had so much else ________ my mind.
It________asashocktorealizethatIwasnotaloneintheroom.
General Motors, one of the world's largest auto manufacturers, is expanding its ________ in this country.
Human behavior is mostly a product of learning ________ the behavior of animals dependsmainly on instinct.
________tothepapersisrestrictedtoDefenseDepartmentpersonnelonly.
