What does the word 'emit'(Line 4, Paragraph 2)probably mean?
A．give out
B．turn out
C．figure out
D．set out

未分类题Both Dr. Moore and Dr. Bonds researches aim toA．add a new extra ingredient to the machines.B．make the future machines longer and healthier lives.C．find a way of checking that an ingredient has really healed.D．make up for the healing molecules once some of them have been used.

判断题生物学指标通常作为判断健康和疾病的最终标准。()

判断题自杀的心理过程大致可分为三个阶段：自杀动机的形成;心理矛盾冲突;表面平静阶段。()

未分类题Dr. Yehuda suggested women shouldA．know when they're overloaded.B．do less housework.C．be less involved in chores around.D．not try to be a superwoman.

判断题卵巢肿瘤最常见的并发症是蒂扭转。()