题目内容：

we found than only fifteen percent of our student exercise every day .本句是find +than 从句
we found than only fifteen percent of our student exercise every day .本句是find +than 从句.

优质解答

是find that吧?that引导的宾语从句,从句中的谓语动词是exercise. 我们发现只有15%的学生每天锻炼身体.