The mountain I visited last Sunday isn't very ___________. Few ___________ go sightseeing there.
已知函数f(x)=sin(x﹣φ),且∫02π32π3 f(x)dx=0,则函数f(x)的图象的一条对称轴是( )
根据句意及首字母提示完成单词
读一读,描写单词。
bag____ soft____ hard____