皮皮学，免费搜题
登录
搜题
【单选题】
有关简单的烷烃的叙述:1都是易燃物;2特征反应是取代反应;3相邻两个烷烃在分子组成上相差一个甲基,其中正确的是A.
①和③
B.
②和③
C.
只①
D.
①和②
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】How many confirmed cases are in Zhuhai ?
A.
About 80
B.
About 90
C.
more than 100
D.
more than 1000
【单选题】Why do we have to make a conclusion in a speech?
A.
Because it is required to do so.
B.
To let the audience know you are ending the speech and to reinforce the audience's understanding to the central idea.
C.
To impress the audience.
D.
Because it is a part of your speech.
【单选题】How many confirmed cases are in Wuhan ?
A.
About 1,000.
B.
About 10,000.
C.
More than 30,000
D.
More than 40,000.
【单选题】_____ you are in a speech contest or you are giving a talk in class, a little preparation will make your presentation organized and dynamic.
A.
Either
B.
On condition that
C.
No matter
D.
Whether
【单选题】How many confirmed cases are in Zhuhai ?
A.
About 80
B.
more than 90
C.
more than 100
D.
more than 1000
【简答题】Barack Obama is one of the most powerful people in the world. In a speech, he o his success to those hardships he went through: “I was nobody at first, but I wanted to make a d . I learned the ______(...
【单选题】How do you create enthusiasm in a speech?
A.
Be emotionally involved in your subject.
B.
Ask questions to the audience.
C.
Try your best to act in your speech.
D.
Use exaggerated facial expressions in your speech.
相关题目：