写出5个以ER结尾的词

问题描述:

写出5个以ER结尾的词
写4个7(已把ER算进去了)个字母以ER结尾的词
和一个8(已把ER算进去了)个字母以ER结尾的词

7个字母:
another
theater
teacher
brother
however
8个字母:
computer