皮皮学，免费搜题
登录
搜题
【单选题】
How do debaters select their positions?A.
the positions are decided by the head judge.
B.
the positions are selected by the debaters in turn.
C.
the positions are given to debate teams at random.
D.
the positions are arranged according to the ranking in previous debates.
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【简答题】飞艇
【简答题】飞艇内充的气体的密度______空气密度，当飞艇匀速上升时，浮力等于飞艇的______，如果此时从飞艇上抛下一些重物，则飞艇将______上升；要使飞艇回到地面上可以采用的______的方法．
【单选题】--- Will the music award be covered ________? ---- Yes. But if you are not a music fan, you might find it a bit ________.
A.
alive; boring
B.
alive; bored
C.
live; bored
D.
live; boring
【简答题】知觉的定义为()。 A大脑对直接作用于感觉器官的客观事物个别属性的反映 B大脑对客观事物整体属性的反映 C对曾经感知过得东西的回忆 D客观刺激作用于人脑的过程
【单选题】If you are a fan of science fiction, you've no doubt encountered the term nanotechnology. Yet over the past year also, a series of breakthroughs have transformed nanotech from sci-fi fantasy into a re...
A.
dead
B.
decent
C.
prominent
D.
popular
【单选题】If you are a fan of science fiction, you've no doubt encountered the term nanotechnology, Yet over the past year also, a series of breakthroughs have transformed nanotech from sci-fi fantasy into a re...
A.
dead
B.
decent
C.
prominent
D.
popular
相关题目：
参考解析：
知识点：
题目纠错 0
发布
