65) I love the _________of summer evenings in the countryside. (peaceful ) 66) Bao is very ___________, kind and generous. (social) 67) Each of my friend has a ___________ character. (differ) 68) My uncle often spends his free time doing in volunteer work at a local __________.(orphan) 69) It’s a _________________________to meet you. (please) 70) She was very _____________________to see you again . (please) 71) People in the country are very open and ______________. (friend) 72) Air ________________ is a big problem in the city. (pollute) 73) Many people believe that well-paying jobs are _______________ in the city. (plenty)