皮皮学，免费搜题
登录
搜题
【单选题】
Nations around the world have witnessed similar trends toward delaying marriage and spending more years than ever shifting between higher education and settling down with a career and family.A.
Nations around the world have witnessed similar trends .
B.
Nations around the world have witnessed similar trends toward delaying marriage and spending more years.
C.
Nations have witnessed similar trends.
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】生物质热化学转化技术有哪些?各技术的特点是什么?
【多选题】通过改革手段改变()来实现社会主义、共产主义。只有到了社会主义，人民的主体地位才能转化为国家权力的主体，人民才能真正地当家作主。
A.
生产方式
B.
政治建设
C.
社会形态
D.
经济实力
【单选题】his pioneering work in the late 1930's, Earl Hines has been called the father of modem jazz piano.
A.
As a result of
B.
In support of
C.
In the interest of
D.
For the sake of
【简答题】生物质的转化技术有哪些？