How many bookshelfs are there in your room改错
问题描述:
How many bookshelfs are there in your room改错
答
bookshelves
大部分结尾f 的名词复数的话,如wolf,要改成 ves
但也有例外,比如roof就不能用
答
bookshelfs拼错了。是bookshelves
答
bookshelves而不是bookshelfs