皮皮学，免费搜题
登录
搜题
【判断题】
核反应产生光子，是辐射出来的能量，同时产生对抗引力,使恒星塌缩的压强。()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】When you deliver the presentation, you should _____.
A.
give the audience amiable facial expressions
B.
keep your pitch and speed of your presentation
C.
mumble and avoid direct eye contacts with the audience
D.
speak quickly so as to finish the presentation efficiently
【简答题】如何加强学风建设。
【多选题】When will you use a handout when you deliver an academic presentation?
A.
Your information is too detailed to fit on a slide.
B.
You don’t want to talk too much.
C.
You want your audience to have a full record of your findings.
D.
You are not sure of your information.
【单选题】When you deliver the presentation, you should _____.
A.
mumble and avoid direct eye contacts with the audience
B.
keep your pitch and speed of your presentation
C.
speak quickly so as to finish the presentation efficiently
D.
give the audience amiable facial expressions
【单选题】When you deliver the presentation, you should _____.
A.
mumble and avoid direct eye contacts with the audience
B.
speak quickly so as to finish the presentation efficiently
C.
keep your pitch and speed of your presentation
D.
give the audience amiable facial expressions
相关题目：