用所给词的适当形式填空。 1.What are the _______ (dif
题型：填空题
问题：
用所给词的适当形式填空。
1. What are the _______ (different) between Picture A and Picture B?
2. You must eat _______ (little) meat, more vegetables.
3. —What's your favorite exercise?
—_______ (swim) .
4. He goes to see his grandparents _______ (one) a month.