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【單選題】
下列過程屬于人工固氮的是
A.
分離液態空氣制氮氣
B.
閃電時N2轉化為NO
C.
合成氨
D.
豆科作物根瘤菌將N2轉化為NH3
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舉報參考答案：
舉一反三
【單選題】What would Brownie do when someone was ill in the family?
A.
Look at them sadly.
B.
Keep them company.
C.
Play s with them.
D.
Touch them gently.
【單選題】Folic acid is ______.
A.
something in food
B.
a vegetable
C.
erous
D.
a certain kind of spinach
【單選題】The reading passage says that perhaps Popeye got his strength from______.
A.
iron
B.
folic acid
C.
spinach
D.
exercise
【單選題】Which of the following best summarizes the passage?
A.
Cell phones can do harm to children’s growth.
B.
Children suffer more from cell phone use.
C.
Children use cell phones too much.
D.
Cell phone use is linked to children’s behavioral problems.
【單選題】We can infer from Paragraph 2 that Brownie _________
A.
would eat anything when hungry
B.
felt sorry for her mistake
C.
loved playing hide-and-seek
D.
disliked the author’s dad
相關題目：
【單選題】What would Brownie do when someone was ill in the family?
A.
Look at them sadly.
B.
Keep them company.
C.
Play s with them.
D.
Touch them gently.
【單選題】Folic acid is ______.
A.
something in food
B.
a vegetable
C.
erous
D.
a certain kind of spinach
【單選題】The reading passage says that perhaps Popeye got his strength from______.
A.
iron
B.
folic acid
C.
spinach
D.
exercise
【單選題】Which of the following best summarizes the passage?
A.
Cell phones can do harm to children’s growth.
B.
Children suffer more from cell phone use.
C.
Children use cell phones too much.
D.
Cell phone use is linked to children’s behavioral problems.
【單選題】We can infer from Paragraph 2 that Brownie _________
A.
would eat anything when hungry
B.
felt sorry for her mistake
C.
loved playing hide-and-seek
D.
disliked the author’s dad
參考解析：
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