例句： Mars was the Roman god of war.

例句： Some English adverbs function as adjectives.

例句： Keep away from the transformer.

例句： This was his fatal defect.

例句： Dogs are more faithful animals than cats; these attach themselves to places, and those to persons.

例句： The doctors were zealous in their efforts to ensure the survival of premature babies.

例句： If we are to avoid defeat we need a change of leadership.

例句： I think that dog has taken a shine to me: it follows me everywhere.

例句： My husband is very attentive when he's at home, but when he's away on business he never even thinks to phone me-----out of sight, out of mind.

例句： My bet is they've got held up in the traffic.