If you lie to me, you could hardly _________ it.

A．throw away

B．get away

C．get away from

D．get away with

如果确定腭根已入上颌窦，经去除牙槽间隔后扩大牙槽窝将其冲出。此时上颌窦底黏膜破裂口约7mm，此时应:

A．立即行上颌窦瘘修补术

B．牙槽窝填塞有碘仿纱条

C．可不予处理

D．给予抗生素，延期行上颌窦瘘修补术

E．术后牙槽窝内放置碘仿海绵