I like surfing the Net.It's ______[a.fun;b.funs;c.funny;d.a fun]
问题描述:
I like surfing the Net.It's ______[a.fun;b.funs;c.funny;d.a fun]
答
I like surfing the Net.It's ______[a.fun;b.funs;c.funny;d.a fun]