下列与小肠的吸收功能无关的是（ ）
A：小肠壁上有皱襞和小肠绒毛
B：小肠长约5～6米
C：小肠内有多种消化酶
D：小肠绒毛内有丰富的毛细血管
⑴Where is the eraser? ____
⑵Where are the crayons? ____
⑶Put your book on your desk. ____
A.OK!
B.It's under your pencil box.
C.They're in my hand.
