划分句子成分(表语从句)Water will continue to be what it is today—next in importance to oxygen.

问题描述:

划分句子成分(表语从句)
Water will continue to be what it is today—next in importance to oxygen.

Water主语,will continue to be复合谓语,what it is today表语从句—next in importance to oxygen.破折号后的可看作插入语,