think；   purpose；   visit；   twelve；   comfortable；   stay up；   make up

76．December is the 　　month of a year．

77．don't 　　stories．Sally has told me all about it

78．He made the decision without 　　twice．

79．Because of the fourth Taoism Forum （道教论长） a large number of 　　came to Shiyan．

80．You can sit 　　because the cinema has the biggest scats．