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【单选题】
下列关于30%含酸百部酊的制作方法中,正确的是
A.
百部30g，加70%乙醇100ml，再加入纯乙酸2ml
B.
百部30g，加50%乙醇50ml，再加入纯乙酸1ml
C.
百部50g，加50%乙醇100ml，再加入纯乙酸2ml
D.
百部30g，加50%乙醇100ml，再加入纯乙酸1ml
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参考答案：
举一反三
【单选题】—You have a nice watch. —Thank you. I _____ it since I got married. [     ]
A.
had
B.
bought
C.
have had
D.
have bought
查看完整题目与答案
【单选题】I have _____this nice watch for two years.
A.
had
B.
bought
C.
borrowed
D.
lend
查看完整题目与答案
【单选题】That is a nice watch. I wish I ______ one like that.
A.
have
B.
had
C.
have had
D.
can have
查看完整题目与答案
【单选题】That is a nice watch.I wish l______one like it.
A.
have
B.
had
C.
have had
D.
can have
查看完整题目与答案
【单选题】坪内逍遥の文学理念は何か。
A.
自然主義
B.
耽美主義
C.
新感覚派
D.
写実主義
查看完整题目与答案
【单选题】已知下列反应在 1123K 时的标准平衡常数: ( 1 ) C( 石墨 ) + CO 2 (g) → 2CO(g) , K 1 θ = 1.3×10 14 ( 2 ) CO(g) + Cl 2 (g) → COCl 2 (g) , K 2 θ = 6.0×10 -3 则反应 2COCl 2 (g) → C( 石墨 ) + CO 2 (g) + 2Cl 2 (g) 在 1123K 时的 K θ 值为
A.
78
B.
2.1×10 -10
C.
4.6×10 -17
D.
7.8×10 -10
查看完整题目与答案
【单选题】— You have a nice watch. — Thank you. I _______ it since two years ago.
A.
had
B.
bought
C.
have had
D.
have bought
查看完整题目与答案
【判断题】价值观是个人或企业追求的的一种愿景。
A.
正确
B.
错误
查看完整题目与答案
【单选题】— There are so many nice programes on Friday evening. I can’t decide 　　　?— I would watch the show on
A.
— There are so many nice programes on Friday evening. I can’t decide ____? — I would watch the show on Jiangsu TV if I were you. A．how to watch
B.
which to watch
C.
how should I watch
D.
what should I watch
查看完整题目与答案
【单选题】First-year college students who expect to do well in school need to lea rn quickly the right and wrong ways of preparing for exams.
A.
Definition and example
B.
Comparison and/or contrast
C.
Cause and effect
查看完整题目与答案
相关题目：
【单选题】—You have a nice watch. —Thank you. I _____ it since I got married. [     ]
A.
had
B.
bought
C.
have had
D.
have bought
查看完整题目与答案
【单选题】I have _____this nice watch for two years.
A.
had
B.
bought
C.
borrowed
D.
lend
查看完整题目与答案
【单选题】That is a nice watch. I wish I ______ one like that.
A.
have
B.
had
C.
have had
D.
can have
查看完整题目与答案
【单选题】That is a nice watch.I wish l______one like it.
A.
have
B.
had
C.
have had
D.
can have
查看完整题目与答案
【单选题】坪内逍遥の文学理念は何か。
A.
自然主義
B.
耽美主義
C.
新感覚派
D.
写実主義
查看完整题目与答案
【单选题】已知下列反应在 1123K 时的标准平衡常数: ( 1 ) C( 石墨 ) + CO 2 (g) → 2CO(g) , K 1 θ = 1.3×10 14 ( 2 ) CO(g) + Cl 2 (g) → COCl 2 (g) , K 2 θ = 6.0×10 -3 则反应 2COCl 2 (g) → C( 石墨 ) + CO 2 (g) + 2Cl 2 (g) 在 1123K 时的 K θ 值为
A.
78
B.
2.1×10 -10
C.
4.6×10 -17
D.
7.8×10 -10
查看完整题目与答案
【单选题】— You have a nice watch. — Thank you. I _______ it since two years ago.
A.
had
B.
bought
C.
have had
D.
have bought
查看完整题目与答案
【判断题】价值观是个人或企业追求的的一种愿景。
A.
正确
B.
错误
查看完整题目与答案
【单选题】— There are so many nice programes on Friday evening. I can’t decide 　　　?— I would watch the show on
A.
— There are so many nice programes on Friday evening. I can’t decide ____? — I would watch the show on Jiangsu TV if I were you. A．how to watch
B.
which to watch
C.
how should I watch
D.
what should I watch
查看完整题目与答案
【单选题】First-year college students who expect to do well in school need to lea rn quickly the right and wrong ways of preparing for exams.
A.
Definition and example
B.
Comparison and/or contrast
C.
Cause and effect
查看完整题目与答案
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