A:injury
B:harm
C:wound
D:cut
—What should we do for the disabled children in the Children's Home?—You're supposed to________ a study group to help them.
分类是学习化学的一种重要科学方法。下列物质分类正确的是( )
“行己有耻”,意味着我们能真诚面对自我,闻过而终礼,知耻而后勇。“行己有耻”要求我们( )
①树立底线意识
②违反法律的事情坚决不做
③违背道德的事情可做可不做
④触碰道德底线的事情不做