单项选择题
Henry and Tom（）to the parties at the Trade Union every Saturday.
A．used to go B．were used to go C．are used to go D．use to go
单项选择题 （）the size and nature of a business, its main goal is to earn a profit.
单项选择题 Gorillas are quiet animals,（）they are able to make about twenty different sounds.
单项选择题 In some countries（）is called "equality" does not really mean equal rights for all people.
