皮皮学，免费搜题
登录
搜题
【判断题】
对象是类的抽象,类是对象的实例。A.
正确
B.
错误
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】已知R1,R2,R3三电阻串联在电路中,R1的端电压为10V,R2的端电压为20V,R3的端电压为30V,则三个电阻的总电压为()
A.
10V
B.
20V
C.
30V
D.
60V
【单选题】-----How good the news is for you! ------ ______________．
A.
It's kind of you to say so .
B.
You are friendly to tell me
C.
I'm glad to see that .
D.
It's nice to hear from you
【简答题】To be a good teacher, you need so me of the gifts of a good actor; you must be able to hold the attention and interest of your audience; you must be a clear speaker, with a good, strong, pleasing voic...
【单选题】To be a good teacher, you need some of the gifts of a good actor: you must be able to【56】the attention and interest of your students you must be a【57】speaker, with a good, strong,【58】voice which is fu...
A.
pay
B.
hold
C.
give
D.
know
【简答题】To be a good teacher, you need some of the abilities of a good actor. You must be able to__ 1 ___ the attention and interest of your audience. You must be a clear speaker with a good voice which is fu...
【简答题】阅读理解。 To be a good teacher, you need some of the talents of a good actor: you must be able to hold attention and interest of your students; you must be a clear speaker, with a good, strong, pleasing v...
【单选题】— Mum, Must I do my homework first today? — No, you _____. You _____ watch TV or play with your friends, too. [ ]
A.
mustn't; may
B.
can't; can
C.
don't have to; can
D.
needn't; must
【单选题】To be a good teacher, you need some of the gifts of a good actor: you must be able to 【C1】______ the attention and interest of your students; you must be a 【C2】______ speaker, with a good, strong, 【C3...
A.
pay
B.
hold
C.
give
D.
know
【单选题】已知电阻 R1 , R2 , R3 三电阻串联在电路中, R1 的端电压为 10V , R2 的端电压为 20V , R3 的端电压为 30V ,则三个电阻的总电压为( ) V 。
A.
、 10
B.
、 20
C.
、 30
D.
、 60
相关题目：