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【单选题】
【29】A.
regarding
B.
reflecting
C.
revealing
D.
representing
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举一反三
【简答题】请关联维生素的不同名称。
【简答题】完形填空(每空单词必须填写完整) Steven Jobs, co-former chief executive of US technology giant apple, has died at the age of 56. Tributes have been made. Apple said he had been “the source of (1)_______(count) innova...
【简答题】根据短文内容判断下列句子的正(T)、误(F)． This is Barack Obama．He is the president(总统)of the United States．His wife(妻子)is Michecle Obama．They have two daughters．Malia Obama is eleven years old．Sasha Obama is eight year...
【简答题】Part II Gap Filling Directions: Listen to the whole passage and fill in the blanks with the words you have heard. 1. To win the presidency, a ________ needs at least two hundred sy electoral v...
【单选题】用U型管压差计测量某储气罐内的压力，U型管压差计的一端与储气罐连接，另一端与大气相通。U型管压差计的指示液为水银（密度为13600kg/m3）读数为650mm,则改储气罐内的表压约为（）。
A.
199 kPa
B.
14 kPa
C.
101 kPa
D.
87 kPa
【简答题】(1) “用微观的眼光看世界”是学习化学的重要方法。按要求填空。 ①原子结构示意图 表示____________（填写元素符号）； ②若“ ”表示一个氢原子，则“ ”表示____________（填写物质化学式）； ③符号“SO 4 2－ ”表示________________（填写粒子名称）。 (2)化学知识与生活联系密切。请用食醋、酒精、氮气、活性炭、食盐、硝酸钾填空。 ①空气中含量最多的气体...
【单选题】Which U.S. president expanded the Everglades National Park?
A.
Donald Trump
B.
Barack Hussein Obama
C.
George H.W. Bush
【单选题】Unit 3-10 Rather than heed President Barack Obama's appeal for gragmatism, the Congess is losing its value as a problem-solver and becoming more unworkable.
A.
obey
B.
catch
C.
hear
D.
observe
【简答题】US president Barack Obama is probably 小题1:______ most powerful person in the world. But what was his high school life 小题2:_______? You can find answers to the question in his “Back to School” speech 小...
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