【单选题】水蒸汽蒸馏装置中,T形管的作用是( )
A.
除去水蒸汽中冷凝下来的水分;在发现不正常现象时,随时与大气相通
【简答题】人体最大的内分泌腺是( ); 人体最重要的内分泌腺,能分泌多种激素,被称为“内分泌之王”是( )。
【单选题】关于宫颈癌的预防,下列叙述哪项不妥
B.
重视高危因素及高危人群的随访,有异常症状者及时就医
C.
积极治疗性传播性疾病,早期发现及诊治CIN,阻断宫颈浸润癌发生
D.
开展宫颈癌的筛查,做到早发现、早诊断和早治疗
【判断题】肾上腺皮质分为三个带由外向内依次是网状带、束状带球状带。
【单选题】下列关于HPV疫苗的叙述,哪项是错误的?
D.
二价疫苗主要是预防HPV16 和 HPV18亚型病毒的感染
【单选题】In 1989, Bruce spent his income on two goods x and y. Between 1989 and 1990, the price of good x rose by 8 per cent and the price of good y rose by 8 per cent. In 1990, Bruce bought the same amount of...
B.
y is an inferior good.
C.
x is an inferior good.
D.
nothing can be said about inferiority or superiority, since we don't know what happened to income
【单选题】The mobile phone he bought yesterday is the same ___mine
【单选题】The mobile phone he bought yesterday is the same__mine.