皮皮学，免费搜题
登录
搜题
【单选题】
人们跑来跑去，显然发生了不寻常的事情。 以下翻译文本中，哪个是正确的？A.
People ran back and forth, obviously, something unusual had happened.
B.
People were running back and forth. Obviously, something unusual had happened.
C.
People were running back and forth. Obviously, something unusual had been happened.
D.
People ran back and forth, obviously, something unusual had been happened.
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】关于图中地理事物的描述，正确的是 A．A山脉是我国南方地区和北方地区的分界线 B．B山脉是我国地势二、三阶梯的分界线 C．黄河依次流经图中的青、甘、宁、内蒙古、晋、陕、豫行政区 D．图中所示河段存在的突出问题是“凌汛”和“地上河”
【单选题】鉴定末端炔烃的常用试剂是
A.
溴的四氯化碳溶液
B.
酸性 KMnO4 溶液
C.
, 硝酸银的氨溶液
D.
氯化铜的氨溶液 prefix="o" ns="urn:schemas-microsoft-com:office:office"? ?xml:namespace>
【多选题】在运用沃尔评分法时,根据企业实际情况,通常选定的反映企业获利能力的指标是( )
A.
营业毛利率
B.
总资产收益率
C.
营业净利润
D.
净资产收益率
E.
成本费用利润率
【简答题】我国南方地区和北方地区的分界线是______，四川盆地主要的粮食作物是______．
相关题目：