看图片，选出正确的词组填在横线上。1. 
(one, two, three, four, five / book, books) __________________2. 
(one, two, three, four, five / book, books) __________________3. 
(one, two, three, four, five / book, books) __________________4. 
(one, two, three, four, five / book, books) __________________5. 
(one, two, three, four, five / book, books) __________________
试题答案
1. two books 2. three books 3. one book 4. four books 5. five books