读下图,图中甲、乙、丙分别代表的大洲或大洋排序正确的是
A、北美洲、太平洋、非洲
B、南美洲、大西洋、非洲
C、南美洲、太平洋、非洲
D、非洲、大西洋、南美洲
答案:B
补全对话(每空一词)。
A: Hi, Mr. Wilson. Where did you go last night? I __1__ you up but there __2__ no __3__.
B: Hi, David. I __4__ to Shanghai, Suzhou and other __5__ .
A: Great. __6__ did you go there __7__?
B: You know I'm a businessman. I __8__ __9__ to many places.
A: What __10__ of computers do you have?
B: Many __11__ __12__ ?
A: Some are very __13__ and __14__ are quite dear.
B: I think your job __15__ be__16__ and __17__ because you can sell your things and see the world
__18__ the__19__ time. ?
A: I think so. So I __20__ my work.
男,45岁,双大腿中段被汽车压伤6小时抬送就诊。体查:双大腿中段严重肿胀、青紫、畸形,有骨擦音及反常活动,膝以下感觉及运动正常,足部血运良好,足背动脉可扪及,身体其他部位未见异常。X线片示双股骨中段严重粉碎性骨折。
经过系统理疗及功能锻炼1年,右膝关节功能基本恢复,左膝无好转,摄片未发现异常。最可能的原因是()
A.创伤性关节炎
B.关节僵硬
C.关节强直
D.内固定影响关节活动
E.软组织损伤严重