A:what to deal with
B:what we should deal with
C:how to deal with
D:how we should do with
我国水资源分布不均,且水土资源匹配不合理,下列地区中缺水最严重的是( )
以下具有生物膜结构的细胞器是( )①线粒体②核糖体③中心体④高尔基体⑤内质网⑥液泡⑦溶酶体⑧叶绿体