土壤非活体酶 soil abiotic enzyme
参考答案：
土壤储积酶和胞外酶的总称。
腓总神经损伤后多表现为（）。
A.画圈步态
B.慌张步态
C.鸭步步态
D.剪刀步态
E.足下垂步态
—What are you doing?
—I'm _______ my bag, but I can't _______ it. [ ]
A. looking for, look for
B. looking for, find
C. finding, look for
D. finding, find
