为什么Swimming in the sea is (a great fun)in summer.

为什么Swimming in the sea is (a great fun)in summer. Swimming is a great fun in summer. swimming in summer is ()great fun Swimming is ____ in summer A.a great fun B.great fun C.great Swimming is ______ in the summer.( ) a.a good fun b.great fu swimming in the sea is great f__ It is fun ------ in the sea in summer A to swim B swim C swi Swimming in winter is ____ A.such great fun B.so great fun what a great fun swimming in the river...和what great fun swi He is swimming in the sea. Swimming is ____in summer.A:a great fun B:great fun C:grea f 1.How hard the work is!2.What great fun surfing in the sea i