将括号内的单词中的字母重新排列顺序,拼成新单词,填入空格处,使句子能完整达意.

将括号内的单词中的字母重新排列顺序,拼成新单词,填入空格处,使句子能完整达意.
1、（net）-how oid are you?-i ‘m（ ）
2、（ton）we’re（ ）in class four
3、（god）what colour is your toy（
4、（three）-excuse me,where‘s the zoo?-over （ ）
还有一道猜谜语
what is it?
it has a mouth and an ear
but is has no head or legs
it has no head but wears a het
it has a mouth but can't speak
answer