Question

【题目】The tea is too strong. You need (add) some more water slowly.

Answer 1

【答案】add/to add
【解析】句意：茶太浓了，你需要慢慢多加点水。need作情态动词，后跟动词原形，故填add；need作实意动词，构成短语：need to do sth需要做某事。故填to add。