领底是指（）表示。
A.立领
B.站领
C.连接反领的领子
参考答案：C
His behavior at the party last night seemed rather_______. Many of us were quite
surprised.
A．out of practice
B．out of place
C．out of order
D．out of pity
鸭的受精卵的孵化期平均为（）天。
A、12天
B、28天
C、35天
D、38天
