it's fun 还是it 's funny

It's fun 和It's funny 有何区别? It's great__to play with the dog?后添fun还是funny,为什么? It's very funny It’s fun to do还是doing It's fun to learn English.fun 和funny 都能用吗 It's of great fun.还是It's great fun.两个表达都可以吗? I like playing badminton. It's so much_____.A.funny B.a fun It's great ______ to play with my pet(fun funny) I like surfing the Net.It's ______[a.fun;b.funs;c.funny;d.a It’s _____ to listen to the English story .A.fun B .funny It's ___to play football.A.funs B.a fan C.fun D.funny it's fun to be