单项选择题
（） the obvious differences in size and population, the states of America have many things （） common.（）
A．Although; on B．Though; in C．Despite; in D．Because of; on
单项选择题 A club is a place to make frequent（） with friends.
单项选择题 As is well known, eating too much fat can （） heart disease and cause high blood pressure.
单项选择题 When there are cordial elations between the two countries, we mean there exists a （）relationship between them.
