Winter is( )and summer is （ 括号里该填什么

Winter is( )and summer is （ 括号里该填什么 Is this a( )orange的括号里该填什么 This is（）my answer 括号里该填什么? when is your birthday? It's( )winter.括号里填什么? she is young and p( ) ,she is an u ( )student括号里填什么? This is an apple.And( )is red.括号里填什么 This is（ ）“f”and that is （）“u"括号里应该填什么 Sports is f( ) 括号里填什么 There is a great d____ between summer and winter. The climate here is very hot,summer and winter a_______. There is not a great difference between summer and winter Oh,yes,it is.( ) you?括号里该填啥?