皮皮学，免费搜题
登录
搜题
【单选题】
汽车交流发电机的输出电压平均值是相电压的（）倍。A.
2.34
B.
1
C.
1.732
D.
1.414
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
【单选题】I’m told that languagepractising．com is a free website ______learners can not just learn various languages but also chat online．
A.
where
B.
which
C.
that
D.
what
【单选题】I’m told that www．languagepractising．com is a free website ____ learners can not just learn various languages but also chat online．
A.
that
B.
which
C.
where
D.
whose
【单选题】4Which method is not used to develop learners' communicative skills?
A.
The direct method
B.
The audio-lingual method
C.
The grammar-translation method
D.
The natural approach
【单选题】中共中央在庐山举行政治局扩大会议。会议之后,在全党开展了一场( )斗争,结果在政治上使党内从中央到基层的民主生活遭到严重损害,在经济上使“左”倾错误更加发展,并延续更长时间。
A.
“反右倾”
B.
“反左倾”
C.
“打右派”
D.
“打左派”
【简答题】查询数据库系统课程的任课教师。
相关题目：