小肠是吸收的最主要部位,这主要与小肠的哪项特点有关A.长度B.肠壁厚C.通透性高D. 发布时间:2017-06-14 16:44 │ 来源:www.tikuol.com 题型:单项选择题 问题: 小肠是吸收的最主要部位,这主要与小肠的哪项特点有关A.长度B.肠壁厚C.通透性高D.面积大E.消化酶多
题型:单项选择题 用所给词的适当形式填空 。小题1:Will you invite the exchange students (take) part in the activity?小题2:The doctor can make Neil (feel) better than before.小题3:Our paintings are quite different from (they).小题4:Read more, and you (be) better at English.小题5:Look ! Simon (fix) the broken bike for his classmate. 查看答案