浅反射不包括()
A.角膜反射
B.肛门反射
C.下颌反射
D.提睾反射
E.跖反射
参考答案:C
已知x2+2x=3,那么5-2x2-4x的值为( )
A.-l
B.-5
C.0
D.3
This is the _______ we write with pencils.[ ]
A. road
B. way
C. ways
D. idea