意向性震颤见于
A．大脑半球受损
B．小脑半球受损
C．深部感觉受损
D．基底节受损
E．前庭神经受损
参考答案：B
---- Dad , why should I stop ____ computer games ?
----- For your health , my boy , I’m afraid you _______ .
A．to play; must
B．playing; have to
C．to play ; can
D．playing ; may
必需脂肪酸提供热能占总热能（）
A.1%～3%
B.10%～12%
C.12%～14%
D.20%～30%
E.55%～65%
