皮皮学,免费搜题
登录
搜题
【单选题】
在一个三角形中,有两个锐角的和是90°,那么这个三角形是(  )
A.
直角三角形
B.
锐角三角形
C.
钝角三角形
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
【判断题】The criteria for assessing portfolios cannot be discussed with the students and, of course, it can sometimes be done in the students' native language, so they know in what aspects they will be assesse...
A.
正确
B.
错误
【简答题】What is the man's concern about his son?A. A. His son refuses to go to school. B. B. His son watches too much TV. C. c. His son lisens to violent music D. .D. His son hits other students.
【单选题】理想低通滤波器是
A.
因果系统
B.
非因果系统
C.
D.
【简答题】胸腹联合式呼吸法吸气和呼气要领是怎样的?
【简答题】听对话回答问题 1. How does the boy feel? A. Comfortable. B. Happy. C. Sad. 2. Which is the man's favourite animal? A. Tiger. B. Monkey. C. Panda. 3. What was Alan probably not good at when he was young? A. F...
【判断题】理想低通滤波器是一个物理可实现的滤波器
A.
正确
B.
错误
【判断题】理想低通滤波器是一种平滑滤波器,没有振铃现象。提示:复习课件5.4节的理想低通滤波器部分。
A.
正确
B.
错误
【简答题】听对话,选择正确答案 1. What's the man's favorite animal? A. B. C. 2. What is the man's uncle like? A. B. C. 3. What's Andy's father's job? A. B. C. 4. Which sport is Leo good at? A. B. C. 5. How many students ...
【判断题】They have high expectations that whatever they want or can use "will be able to be tailoredto their own needs and wishes and desires."
A.
正确
B.
错误
【简答题】How to Set Goals Whether you have small dreams or high expectations, setting goals allows you to plan how you want to move through life. Some achievements can take a lifetime to attain, while others c...
相关题目: