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【單選題】
能證明SO2有漂白性的是
A.
酸性KMnO4溶液中通入SO2氣體后，紫色消失
B.
顯紅色的酚酞溶液通入SO2后，紅色消失
C.
品紅溶液中通入SO2后，紅色消失
D.
溴水通入SO2氣體后，橙色消失
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舉報參考答案：
舉一反三
【單選題】The teacher gave the rest students an A because____________.
A.
they answered all the questions in the exam correctly
B.
they didn’t believe themselves
C.
they believed themselves in what they had learned
D.
they had been working hard for each exam
【單選題】Some stude nts left the classroom because ___________.
A.
they were happy with the grade the teacher would give them
B.
they were allowed to take another easier exam later on
C.
they knew the teacher didn’t like them to take the test
D.
they thought the exam was so easy that they don’t need to have a try
【單選題】When the festival they have been looking forward to _______, people will dress up to celebrate it.
A.
coming
B.
comes
C.
came
D.
come
【單選題】Sidney was lively and talkative; _________, his brother was quiet and shy.
A.
on the contrary
B.
as a result
C.
what’s more
D.
in other words
【單選題】I am a bit worried because it seems ________ our boss has found out about the accident in the workshop.
A.
even if
B.
in case
C.
so that
D.
as though
相關題目：
【單選題】The teacher gave the rest students an A because____________.
A.
they answered all the questions in the exam correctly
B.
they didn’t believe themselves
C.
they believed themselves in what they had learned
D.
they had been working hard for each exam
【單選題】Some stude nts left the classroom because ___________.
A.
they were happy with the grade the teacher would give them
B.
they were allowed to take another easier exam later on
C.
they knew the teacher didn’t like them to take the test
D.
they thought the exam was so easy that they don’t need to have a try
【單選題】When the festival they have been looking forward to _______, people will dress up to celebrate it.
A.
coming
B.
comes
C.
came
D.
come
【單選題】Sidney was lively and talkative; _________, his brother was quiet and shy.
A.
on the contrary
B.
as a result
C.
what’s more
D.
in other words
【單選題】I am a bit worried because it seems ________ our boss has found out about the accident in the workshop.
A.
even if
B.
in case
C.
so that
D.
as though
參考解析：
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