题目内容

If you make a mistake, delete the characters you have entered using the backspace delete key.

A. remove
B. recover
C. install
D. restart

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These computer programs can increase productivity.

A. boost
B. ' fall
C. speed
D. decrease

根据《压力容器安全技术监察规程》对压力容器的分类，第三类压力容器里低温液体储存容器的容积( )。

A. 小于5m³
B. 不限制
C. 大于3m³
D. 大于5m³

Microcomputer proves itself more and more important in the business, so additional machines are purchased.

A. lent
B. bought
C. borrowed
D. repaired

可能的诊断为

A. 心肌挫伤
B. 胸骨、肋骨骨折
C. 多根多处肋骨骨折
D. 心包填塞
E. 主动脉破裂