按《中华人民共和国海关法》规定，国务院设立海关总署，海关实行垂直领导，各关向总署负责

关于牙源性边缘性颌骨骨髓炎的描述，错误的是（）

A.常用下颌升支切线位片检查

B.骨破坏不明显，无死骨形成

C.增生骨质边缘多不整齐

D.CT检查骨膜成骨更清楚

E.常起源于智齿冠周炎

The place _______ I visited last summer is just the place _______ I spent my childhood.

A．that; that

B．that; where

C．where; where

D．where; that

As for friendship, remember that no time is ever wasted _______ makes two people better friends.

A．what

B．that

C．when

D．as

孙中山发起成立中国同盟会的地点是在[ ]

A．南京

B．汉口

C．东京

D．檀香山

根据超声图像，最可能的诊断是

A.双子宫

B.残角子宫

C.双角子宫

D.纵隔子宫

E.以上均是