【单选题】One day a farmer went out for a walk ______ .
【简答题】(16分)一种混合动力车,可以分别用电动机、内燃机或者二者结合推动车轮。汽车上坡或加速时,电动机提供推动力,降低汽油的消耗;在刹车和下坡时内燃机提供推动力,使电动机处于充电状态。目前内燃机以汽油为燃料,电动机一般使用镍氢电池(KOH作电解液)。 试分析回答下列问题: (1)已知汽车在刹车和下坡时,镍氢电池两电极反应分别为: 甲电极:M+H 2 O+e - →MH+OH(M为储氢合金,MH为吸附了氢...
【简答题】齿轮的任意圆周上,轮齿两侧齿廓的弧线长度称为该圆周上的 。
【简答题】请翻译以下句子: Many diseases and medical conditions are caused by things out of our control.
【简答题】The entire house was lit with lights. It was Meera's wedding the next day. Seema walked to her daughter's bedroom. Meera was not there, so she left the envelope on Meera's bed and went away. When M...
【简答题】读句子并翻译。 1. How many balloons? _________________________________________ 2. Close your book. _________________________________________ 3. Wave your arms. _________________________________________ 4. St...
【单选题】While mimicking the thought of his mentor Socrates, who conceived of forms as existing on an ethereal, heavenly and ______ plane, Plato also argued that forms become ______ in objects.
B.
condensed ... ratified
C.
sacrilegious... profane
D.
transcendent... immanent
E.
imaginative ... earthbound