[单项选择]下列关于骨肉瘤的典型临床特点，错误的是
A. 多见于年轻人
B. 好发于骨骺生长活跃部位
C. 出现蜂窝状骨吸收区，夹有钙化斑块
D. 骨膜下三角形新生骨(Codman三角)

[单选题]215、公众出行热线实行全天24小时值班，实行四班两运转，每班不少于2人。出现（___）等应急突发事件时，应增加人员参与值班。
A.A、恶劣天气、重特大交通事故
B.B、重大节假日
C.C、高速免费期间
D.D、上级检查

[单项选择]（）捕捞成蟹最合适。
A. 7月中旬～8月上旬
B. 8月中旬～9月上旬
C. 10月中旬～11月上旬
D. 6月中旬～7月上旬

[单项选择]下列关于压片过程描述不正确的是
A. 单冲压片机在压片时，仅由上冲施加压力
B. 单冲压片机上冲传递到下冲的力总是小于施加的力
C. 旋转压片机的上下冲之间的压力相差不大
D. 药片面向下冲边缘处的压力最高
E. 用旋转压片机压片时，药片上下两面的压力相近

[判断题]机械编码锁主要用于对电动操作的高压电气设备（如断路器、电动隔离开关、电动地刀等）实施强制闭锁的电气锁具。
A.正确
B.错误

[填空题]Tod Kashdan,a (36) studies happiness and (37) at George Mason University and has read the Utah (38) "They’re hearing all these great things happening from other people and they’re making a downward (39) to themselves. They’re (40) themselves as ’My life isn’t as interesting or (41) as other people’s lives look like’ ," he explained.
The authors of the Utah study say the results may be due to a psychological effect called " (42) bias. "
That’s when we make judgments about someone based on their (43) or personality while ignoring their actual life circumstances.
(44) because they are not posting negative attributes or events, only positive ones.
(45) .
"I’m aware that whatever people posted on Facebook isn’t necessarily what their entire life is made of. I feel like people put a fake picture of themselves and (46) ," Maram Mohamed said.Tod Kashdan,a