皮皮学，免费搜题
登录
搜题
【多选题】
体育成就动机低的学生回避竞争和挑战,倾向于选择难度( )的活动任务A.
较高
B.
相当
C.
适合
D.
较低
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】Questions 18~21 are based on the following dialogue between a customer and a shop assistant. 第18题：
【简答题】Questions 18～21 are based on the following dialogue between a customer and a shop assistant. 第 18 题 What does the woman want to buy?
【简答题】IP数据报的区是为了正确传输高层数据而增加的控制信息。
【简答题】Questions 18~21 are based on the following dialogue between a customer and a shop assistant. 第18题：
【简答题】Questions 18～21 are based on the following dialogue between a customer and a shop assistant. What does the woman want to buy? [A] A sweater. [B] An expensive pen. [C] A microwave oven. [D] A dishwashe...
【简答题】在TCP/IP模型的传输层中,___协议提供可靠地、面向连接的数据传输服务,____协议提供不可靠地、无连接的数据传输服务。
【简答题】Questions 18~21 are based on the following dialogue between a customer and a shop assistant. 第18题：
相关题目：