in the summer of 2001为什么在这里用 in 而不是 on on不是特指2001年的夏天么?

gold in the air of summer 歌词 Mr.Black____China in the summer of 1998 Sunflower summer,in the face of the sun smile in the summer of the2008第二个the 为什么省去 Playing in the water__lots of fun_ahot summer day. ( )lots of people at the beach in summer. There lots of m____in the old house in summer 是in summer 还是in the summer in the summer是什么意思 summer in the bowl _____ of the students ______ summer uniforms in summer.(否定句) Tom left Shanghai in ____.A.the summer 1995 B.summer 1995 C.1995 the summer D.the summer of 1995 The terribie flood happened( )A.in the summer of 1998B.in the summer of 1998sC.in 1998 of the summerD.in 1998s of the summer随便句意也说一下 I like swimming in the summer .---I like it ,too Playing in the water __lots of fun on hot summer It rains a lot in the east of China in summer.改为同义句It ____ ____ in the east of China in summer. There are_________(few) hours of sunlight in the day in winter than in summer. There are_____(few)hours of sunlight in the day in winter than in summer. There is a lot of rain in the south of China this summer 同义句转换__often__ in the south of china this summer