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【单选题】
禅宗创始人是( )
A.
慧能
B.
菩提达摩
C.
弘忍
D.
释迦牟尼
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【简答题】From Washington, this is news. I'm Dave DeForest reporting. U.S. President Barack Obama meets with Cuba‘s president: Mr. Obama and Cuban President Raul Castro held a __1__ news conference after “f...
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【单选题】在下列反应中，钠元素被氧化的是 [     ] ①NaH+H 2 O=NaOH+H 2 ↑ ②2Na+O 2 Na 2 O 2 ③2NaCl 2Na+Cl 2 ↑ ④2Na 2 O+O 2 2Na 2 O 2 ⑤NaNO 2 +6Na=4Na 2 O+N 2 ↑ ⑥2Na+Na 2 O 2 =2Na 2 O
A.
①②③
B.
②③⑤
C.
③④⑤
D.
②⑤⑥
查看完整题目与答案
【单选题】下列氧化还原反应中，1molH 2 O得到1mol电子的是
A.
Cl 2 +H 2 O='HCl+HClO'
B.
2Na 2 O 2 +2H 2 O=4NaOH+O 2 ↑
C.
2Na+2H 2 O=2NaOH+H 2 ↑
D.
3NO 2 +H 2 O=2HNO 3 +NO
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【单选题】用U型压差计测量某储罐内的压力,U型压差计的一端与储罐连接,另一端与大气相通。U型压差计的指示剂为水银,密度为13600kg/m3,读数为650mm,则该储气罐的表压约为 。
A.
199kPa
B.
14kPa
C.
101kPa
D.
87kPa
查看完整题目与答案
【简答题】U.S. President Barack Obama1)___________________ today to promote2) _____________________he unveiled in his State of the Union address Tuesday night. The president, who faces a contentious re-election...
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【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...
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【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
查看完整题目与答案
【单选题】Which U.S. president expanded the Everglades National Park?
A.
Donald Trump
B.
Barack Hussein Obama
C.
George H.W. Bush
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【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
查看完整题目与答案
【判断题】President Barack Obama requested that Maya Angelou compose a poem “On the Pulse of the Morning” to read at his inauguration.
A.
正确
B.
错误
查看完整题目与答案
相关题目：
【简答题】From Washington, this is news. I'm Dave DeForest reporting. U.S. President Barack Obama meets with Cuba‘s president: Mr. Obama and Cuban President Raul Castro held a __1__ news conference after “f...
查看完整题目与答案
【单选题】在下列反应中，钠元素被氧化的是 [     ] ①NaH+H 2 O=NaOH+H 2 ↑ ②2Na+O 2 Na 2 O 2 ③2NaCl 2Na+Cl 2 ↑ ④2Na 2 O+O 2 2Na 2 O 2 ⑤NaNO 2 +6Na=4Na 2 O+N 2 ↑ ⑥2Na+Na 2 O 2 =2Na 2 O
A.
①②③
B.
②③⑤
C.
③④⑤
D.
②⑤⑥
查看完整题目与答案
【单选题】下列氧化还原反应中，1molH 2 O得到1mol电子的是
A.
Cl 2 +H 2 O='HCl+HClO'
B.
2Na 2 O 2 +2H 2 O=4NaOH+O 2 ↑
C.
2Na+2H 2 O=2NaOH+H 2 ↑
D.
3NO 2 +H 2 O=2HNO 3 +NO
查看完整题目与答案
【单选题】用U型压差计测量某储罐内的压力,U型压差计的一端与储罐连接,另一端与大气相通。U型压差计的指示剂为水银,密度为13600kg/m3,读数为650mm,则该储气罐的表压约为 。
A.
199kPa
B.
14kPa
C.
101kPa
D.
87kPa
查看完整题目与答案
【简答题】U.S. President Barack Obama1)___________________ today to promote2) _____________________he unveiled in his State of the Union address Tuesday night. The president, who faces a contentious re-election...
查看完整题目与答案
【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...
查看完整题目与答案
【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
查看完整题目与答案
【单选题】Which U.S. president expanded the Everglades National Park?
A.
Donald Trump
B.
Barack Hussein Obama
C.
George H.W. Bush
查看完整题目与答案
【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
查看完整题目与答案
【判断题】President Barack Obama requested that Maya Angelou compose a poem “On the Pulse of the Morning” to read at his inauguration.
A.
正确
B.
错误
查看完整题目与答案