根据句意用括号中单词的适当形式填空，使句子的意思完整、正确。
I am afraid of_________(mouse)．They are so terrible．
You can feel the ________(great)of these famous scientists．
He plays the guitar__________(wonder),and we all like it．
Our English teacher has over twenty years’ teaching_________(experience)．
Wang Yaping is the first person_______(teach)in space．