物业收费的形式为( )。
A．1月收1次
B．1年收1次
C．1日收1次
D．包干制或酬金制
参考答案：D
---Does Lucy enjoy singing?
---Yes, she does. I have never seen anyone else that is as ________ about singing as she is.
A．worried
B．cautious
C．enthusiastic
D．responsible
甲状腺肿的特点不包括
A．地方性疾病B．可发生在青春期C．缺碘是主要原因D．为炎症性病变E．甲状腺弥漫性和结节性肿大
