After investigation it was proved that the______letter was written by a teacher.A.anonymou
After investigation it was proved that the______letter was written by a teacher.
A.anonymous
B.simultaneous
C.spontaneous
D.homogeneous
After investigation it was proved that the______letter was written by a teacher.
A.anonymous
B.simultaneous
C.spontaneous
D.homogeneous
A、personnel managers of companies that have contacts abroad
B、non-Europeans hoping to be hired as salespeople
C、clients of international join ventures
D、none
A、Day/Month/ Year
B、Month/Day/ Year
C、Day/Year/Month
D、Year/Month/Day
A、将小鼠尾部至于37度热水浸泡,使尾部血管充盈。
B、擦干尾部,使用剪刀减去尾尖1cm。
C、用试管接流出的血液,同时从尾尖向尾根部按摩。
D、取血厚用棉球压迫止血,并用6%液体火棉胶涂在伤口处止血。
A、持针刺入腋下皮肤,直接将药物推送。
B、持针刺入腋下皮肤,回抽活塞,若有血液,直接将药物推送。
C、持针刺入腋下皮肤,回抽活塞,若无血液,直接将药物推送。
D、左手固定小鼠,右手持针刺入腋下皮肤,直接推送药物。
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