$\boxed{\rm{ unless\qquad if\qquad according~to\qquad what\qquad where\qquad which\qquad and \qquad until }}$ The foods that we eat can be divided into six kinds (a) —–what substances they contain and (b)——-benefits they do to us. Fish, meat, peas, and milk provide us with protein (c) —– builds our body and helps us grow, (d)———we do not take all these, we cannot grow well. Vitamins and mineral salts protect us from diseases (e) —–keep us fit for work.

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