皮皮学，免费搜题
登录
搜题
【单选题】
（）的幼儿还不可以培养让其学着自己擦鼻涕。A.
2岁
B.
3岁
C.
4岁
D.
5岁
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】在实际设备更新方案必选时,应遵循的原则包括( )。
【单选题】While we were listening to the speech attentively, a voice ________ to announce the result of the election
A.
broke in
B.
broke down
C.
broke up
D.
broke off
【单选题】“中国青年旅行社”的海南双飞六日游旅游项目在暑假定价为1050元/人,春节期间定价为1850元/人,这种定价方法属于( )。
A.
现金折扣
B.
数量折扣
C.
功能折扣
D.
季节折扣
【单选题】While we were listening to the speech attentively, a voice _____ to announce the result of the election.
A.
broke in
B.
broke up
C.
broke off
D.
broke down
【单选题】We _______ our hands while they were singing on the stage. [ ]
A.
clapped
B.
have clapped
C.
were clapping
D.
are clapping
相关题目：