79．An of the students in our class laughed__________ (除了)Li Ming．He is sad．

78．My brother wants to be a__________ (律师)．

77．These __________ (照片)are my sister’s．

76．The book __________ (花了) me twenty yuan．

75．I will b__________ a teacher in the future．

74．Fifteen minutes is a q__________．

73．My mother often cooks dinner in the k__________．

72．Let’s c__________ our National Day on October l．

71．When I give a talk，I often feel n___________．