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【单选题】
抗体与抗原特异性结合的部位是A.
C H 和C L
B.
V H 和C L
C.
V H 和C H
D.
V L 和C L
E.
V H 和V L
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【单选题】One day a farmer went out for a walk ______ .
A.
with his wife
B.
with his son
C.
with his daughter
【简答题】Dorothy Brown was very happy as she sat in the theatre listening to the music．Today her little daughter Lauren was giving her 36 concert．She had been waiting for this 37 for years and years．“Now it is...
【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】阅读理解。 We Need a Babysitter(保姆) Do you like children? We need a babysitter for our little daughter, Christine. She is only three years old. Work at our home and read for her or play with her from 3:00...
【简答题】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为吸附了氢原子的...
【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】能源短缺是人类社会面临的重大问题。甲醇是一种可再生能源，具有广泛的开发和应用前景。直接甲醇燃料电池(DNFC)被认为是21世纪电动汽车最佳候选动力源。 (1)工业上一般采用下列两种反应合成甲醇： 反应I：CO(g)+2H 2 (g) CH 3 OH(g) △H1 反应Ⅱ：CO 2 (g)+3H 2 (g) CH 3 OH(g)+H 2 O(g) △H2 ①上述反应符合“原子经济”原则的是____（...
【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.
A.
abstract... rational
B.
condensed ... ratified
C.
sacrilegious... profane
D.
transcendent... immanent
E.
imaginative ... earthbound
【简答题】php的配置文件名称是?(小写)
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