甲亢浸润性突眼与甲状腺毒症所致的交感神经兴奋性增高有关。
参考答案：错
The little boy is only six years old ______ he can speak English well. [ ]
A. or
B. but
C. so
D. and
A．Outlook Express
B．Access
C．Excel
D．PowerPoint
