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【判断题】
铸铁中碳主要以渗碳体的形式存在,灰口铸铁中碳主要以游离石墨的形式存在。
A.
正确
B.
错误
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【简答题】A. opens B. is C. widely D. between E. bought “Thank you” is 41 used in a modern society. It is a very good manner. You should say “Thank you” whatever others help you or say someth...
【判断题】国防法规与其他法律相比,处于威慑力的考虑,国防法规的公开程度比较高。()
A.
正确
B.
错误
【单选题】Tom was watching TV when someone()
A.
comes
B.
come
C.
came
D.
has come
【单选题】When I'm on the phone, it bothers me when someone .
A.
exchanges business cards
B.
stands up
C.
puts me on hold
D.
shakes hands
【简答题】患者,女性,47岁,因2年前进食油腻食物出现右上腹绞痛,呈阵发性,伴肩背部放射性痛,B超确诊胆结石,胆囊炎,近年间断发作4次,为手术治疗入院,诊断:慢性结石性胆囊炎。查体:体温36.7°C,脉搏72次/min,呼吸16次/min,血压110/60mmhg。身高4075px,体重52kg。患者于今日在全麻下行腹腔镜胆囊切除术,术后返回病房1小时,给予一级护理,禁食水。 问题一:请按轻重缓急对该患者列...
【单选题】Don't forget to _____'Thank you' when someone has helped you. [     ]
A.
speak
B.
tell
C.
talk
D.
say
【简答题】如图所示,长为L的均匀直棒其质量为M,上端用光滑水平轴吊起而静止下垂。今有一子弹质量为m,以水平速度v 0 射入杆的悬点下距离为d处而不复出。
【单选题】Jane is resting when someone ______ the door. [     ]
A.
knocks at
B.
is knocking
C.
knock at
D.
knocks
【单选题】When someone abdicated the throng, they
A.
treat the crown disrepectfully
B.
treat the crown respectfully
C.
coldly claim their right to it
D.
give up being king or queen
【判断题】在拆下蓄电池负极电缆之前,先记录下音响系统的设置和内容,以便在维修结束后重新设置,气囊系统安装完成后,切忌用万用表测量引发器的电阻,以防气囊误爆。
A.
正确
B.
错误
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