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【單選題】
下列事實中，能證明硫酸是強酸的是
A.
能使石蕊試液變紅
B.
能跟鋅反應產生氫氣
C.
1 mol/L 硫酸溶液中H+ 濃度為2 mol/L
D.
能與碳酸鈉反應放出二氧化碳氣體
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舉報參考答案：
舉一反三
【單選題】You ________ last week if you were really serious about your work.
A.
ought to come
B.
ought to be coming
C.
ought to have come
D.
ought have come
【單選題】The wine made _____China is made ____rice,but its bottle is made____glass.
A.
in; from; of
B.
in; of ; from
C.
of; from; in
D.
from; of; by
【單選題】According to Rule 7, Bill Gates advises __________.
A.
the youth to save the rain forest
B.
parents to stop helping their children
C.
young people not to blame (歸咎) too much on their parents
D.
young people to delouse the closet in their own rooms
【單選題】I didn’t see her in the meeting room. She _________ at the meeting.
A.
mustn’t have spoke
B.
shouldn’t have spoken
C.
needn’t have spoken
D.
couldn’t have spoken
【單選題】Bill Gates would probably agree with the following statements EXCEPT that __________.
A.
even mistakes can help
B.
since life is unfair, there’s no need to fight
C.
your boss is usually much stricter than your teacher
D.
only through taking pains will you enjoy a big success
相關題目：
【單選題】You ________ last week if you were really serious about your work.
A.
ought to come
B.
ought to be coming
C.
ought to have come
D.
ought have come
【單選題】The wine made _____China is made ____rice,but its bottle is made____glass.
A.
in; from; of
B.
in; of ; from
C.
of; from; in
D.
from; of; by
【單選題】According to Rule 7, Bill Gates advises __________.
A.
the youth to save the rain forest
B.
parents to stop helping their children
C.
young people not to blame (歸咎) too much on their parents
D.
young people to delouse the closet in their own rooms
【單選題】I didn’t see her in the meeting room. She _________ at the meeting.
A.
mustn’t have spoke
B.
shouldn’t have spoken
C.
needn’t have spoken
D.
couldn’t have spoken
【單選題】Bill Gates would probably agree with the following statements EXCEPT that __________.
A.
even mistakes can help
B.
since life is unfair, there’s no need to fight
C.
your boss is usually much stricter than your teacher
D.
only through taking pains will you enjoy a big success
參考解析：
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