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【简答题】
建筑中常用的涂料品种有( )、( )和( )。
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皮皮学刷刷变学霸
举一反三
【单选题】如果有一个类MyFrame是Frame的子类，但它不能被实例化，请写出该类的声明头为（ ）。
A.
abstract class Frame. extends MyFrame
B.
abstract class MyFrame. extends Frame
C.
class MyFrame. abstract extends Frame
D.
class Frame. abstract extends MyFrame
【单选题】It’s the third time that Li Ming has been to Xi’an , _______?
A.
isn’t he
B.
hasn’t he
C.
isn’t it
D.
hasn’t it
【简答题】根据所给表格仿照例子写句子。 Today is June third. This is Li Ming's day. Now it is June fourth. What did Li Ming do yesterday? 例: He walked to school at eight thirty on June third. 1. He ______to Miss Zhang at _...
【单选题】下列哪项不符合矫治器的基本要求
A.
容易洗刷 , 便于清洁 , 不影响口腔卫生
B.
矫正器对口腔软 , 硬组织及颌面部无损害
C.
恢复缺损部位的外形 , 改善面容
D.
结构简单 , 牢固 , 发挥弹力好 , 力量易于控制 , 效果好
【单选题】From the third paragraph, we can learn that ______.
A.
the Ming coin cannot be found again
B.
Knife of Ming was nothing but the inscription on the coin
C.
the shape of the Ming coin was still like a knife
D.
there is not any change to the design of the Ming coin
【单选题】_____ Ming Ming with his sister, I find Ming Ming prefers classical music to pop music.
A.
Compare
B.
Compared
C.
Comparing.
D.
To compare
【简答题】Ming: Hello, is that you, Tony? This is Xiao Ming speaking.Tony: Hi, Xiao Ming, ______.
【简答题】如果有一个类MyFrame是Frame的子类，能够被不同包中的类所使用，请写出该类的声明头：【 】。
【单选题】如果有一个类MyFrame是Frame的子类，但它不能被实例化，该类的声明头是（ ）。
A.
abstract class Frame extends MyFrame
B.
abstract class MyFrame extends Frame
C.
final class MyFrame extends Frame
D.
class Frame abstract extends MyFrame
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