为防止灭火器丢失应上锁保管。
参考答案:错
患者,女性,18岁,因车祸颌面外伤6小时急诊,患者右面部肿胀,压痛,右眶周淤血,眶下区皮肤麻木,张口度1指,咬合关系正常,应考虑诊断为()。
A.右侧下颌骨体部骨折
B.右侧下颌骨髁状突颈部骨折
C.右侧上颌骨骨折
D.右侧颧骨颧弓骨折
E.右侧上、下颌骨联合骨折
I often think of the days _____ I stayed with the experts, _____ has a great effect on my job.
A. when , which
B. when, who
C. that, which
D. which, that