皮皮学，免费搜题
登录
搜题
【判断题】
在凸轮机构中,凸轮为从动件件,通常作等速回转或移 动。 ()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
【简答题】用适当的词填空。 1. The sound and video are not _______ good as TV. 2. We can get news _______ many ways. 3. Many people like the news ________ TV. 4. The news is on TV only ________ certain times. 5. most TV...
【简答题】There are different 1)of media today. News and 2)are communicated to us in a number of different ways, using different media. It may be 3) media such as newspapers and magazines, or 4)media such as ra...
【简答题】补全对话。根据对话内容，在空格中填写一个句子，使对话完整、正确。（共5小题，每题2分） (On Saturday. Li Lei – L Han Jie – H) L: 小题1:___________________________ ? H: I watched TV at home last night. L: 小题2:________________________________...
【简答题】There are many kinds of entertainment for children today－books, movies, s and sports are only a few of possibilities. Television is one of the most influential kinds of __1__. Studies show that el...
【简答题】听下面一段材料。回答第1-2题。 1. Why does Greener World develop educational programs for schools? A. To show children how the oceans are being polluted. B. To tell children why over-fishing can happen. C. To make ...
【简答题】DIY, which means Do It Yourself, is quite popular in the UK. Lots of stores and supermarkets sell DIY things. TV programs show people how to DIY. English people like DIY. If there is anything that nee...
【多选题】Show programs are various, such as drama, magic, and in the stage with extravagant sets and scenery.
A.
music play
B.
singing
C.
dancing
D.
acrobatic
相关题目：