甲状腺功能减退患者可出现（）
A.苦笑面容
B.面具面容
C.满月面容
D.黏液水肿面容
E.肢端肥大症面容
参考答案：D
项目工作编码指每个工作项的编码，组合编码一般包括( )项内容。
A．5
B．6
C．7
D．8
—Do you have any idea what Paul does all day?
—As I know,he spends at least as much time playing as he______.
A．writes
B．does writing
C．is writing
D．does write
