皮皮学，免费搜题
登录
搜题
【单选题】
参加形体训练要有恰当的生理和心理负荷量。准备活动要安排轻松自如、由弱到强的适度的练习，一般以（）分钟为宜。使运动时最大心率保持在70%-80%最为合适，训练结束后要做调整。A.
3-5
B.
5-10
C.
10-15
D.
15-20
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】宋体具有什么样的特性?常用于哪些设计?
【单选题】What does the author say about some experts?
A.
They are authorities only in their own fields.
B.
They aren't easily fooled by the tricky tests.
C.
The mistakes they've made are inevitable.
D.
They sometimes fail to do well as claimed.
【单选题】In what field does India intend to do business with Russia?
A.
Nuclear weapons.
B.
Nuclear plants.
C.
Satellite navigation system.
D.
Military hardware.
【单选题】What does the student want to do next year?
A.
Change his major field of study
B.
Study at the university
C.
Work as a weather forecaster
D.
Become a professional golf player
【单选题】— What does your father do? —He is a who works in the field on a farm. [ ]
A.
teacher
B.
farmer
C.
doctor
D.
driver
【简答题】下列关于幼儿规则游戏的年龄特征的说法中,正确的是:
【简答题】What does the development of the Alaskan oil field mentioned in paragraph 4 demonstrate? 62. D. I.R E. C.T I.O N.S: A. N. I. N.TRO D.U C.TORY S E. N.T E. N. C. E. F.OR A. B.R I. E. F. SU M. M.A.RY O F...
相关题目：
参考解析：
知识点：
题目纠错 0
发布
