颞下颌关节脱位复位后应限制下颌运动。限制下颌运动的时间约为
A.3日
B.1周
C.2周
D.4周
参考答案:C
Our house is on the top of the hill, and in winter the winds ________ be pretty cold.[ ]
A.must
B.ought to
C.can
D.need
预计贷款损失率在30%-90%之间是损失贷款的特征之一?