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【多选题】
下列属于药物化学研究范围的有A.
发明与发明新药
B.
合成化学药物
C.
阐明药物的理化性质
D.
研究药物与机体生物大分子的相互作用方式 (作用机制)
E.
研究药物化学结构与生物活性之间的关系
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【单选题】_____ hard they tried, they didn ’ t complete the task within a week.
A.
Whenever
B.
Whatever
C.
Whoever
D.
However
【单选题】The main reason why the Indians are most discriminated against is that______.
A.
they have tried hard to keep their religions
B.
they have tried hard to live together to keep their Indian customs
C.
they are the only ones who have tried to keep their identity
D.
they discriminate many other races
【简答题】使用电子分析天平进行称量时严禁将试剂撒漏在天平中,如有,应先用 清除残留试剂,再用棉球或纸蘸取适量 擦拭干净。
【单选题】Question 4
A.
They tried hard t o repair theaccident.
B.
They released thedetails of the accident.
C.
They sent supplies tokeep the miners warm.
D.
They provided the minerwith food and water.
【简答题】英、美、法等国按公司股份掌握对象的不同，将公司分为______和______。
【单选题】He tried very hard to______the authorities of his capabilities and loyalty, only to find that the more he tried, the less they believed him.
A.
tell
B.
show
C.
convince
D.
encourage
【简答题】A.They tried hard to repair the elevator. B.They released the details of the accident. C.They sent supplies to keep the miners warm. D.They provided the miners with food and water.
【简答题】According to Mrs. Bruce ,she __1___ (did/did not)approve of suffragettes. She felt highly __2___ if anybody called her a suffragette. She admited that the suffragettes tried very hard and ually ...
【单选题】Having tried hard several times, they finally _______ the hope of finding an effective way to save the dying man.
A.
abandoned
B.
released
C.
discouraged
D.
resigned
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