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【判断题】
层梯按钮装在层门侧面、分为单按双按。( )A.
正确
B.
错误
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反馈参考答案：
举一反三
【单选题】The vegetables in his field ________ well, because they are pollutionfree.
A.
are selling
B.
have been sold
C.
are sold
D.
sell
【简答题】Java图形用户界面编程中的最基本组成部分是【 】。
【单选题】As regards social conventions, we must say a word about the well known English class system. This is an embarrassing subject for English people, and one they tend to be ashamed of, though during the p...
A.
who were born as aristocrat
B.
who have the right to sit in the House of Lords
C.
who speak in many different local accents
D.
who are prosperous businessmen or who work in some professions
【简答题】编程题:输出图形 * ** *** **** *****
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