Module1 Life in the FutureSection 3 Words and Expressions concreteadj. 1. made of concrete: a concrete floor 2. based on facts, not on ideas or guesses: concrete evidence / proposals / proof ‘It’s only a suspicion,’ she said, ‘nothing concrete.’ It is easier to think in concrete terms rather than in the abstract.alternativen. one of a number of things from which only one can be chosen:There no other alternative. an alternative to coffeeThere must be an alternative to people sleeping on the streets.I’m afraid I have no alternative but to ask you to leave.adj. 1. pertaining to unconventional choices: an alternative life style alternative comedy2. allowing a choice: an alternative planThe opposition parties have so far failed to set out an alternative strategy.An alternative venue for the concert is being sought.resourcen. 1. a source of aid or support that may be drawn upon when needed: The local library is a valuable resource.2. the ability to deal resourcefully with unusual problems: a man of resource relyv. 1. to need or depend on sb./sth.: As babies, we rely entirely on others for food. These days we rely heavily on computers to organize our work. The industry relies on the price of raw materials remaining low. 2. to trust or have faith in sb./sth.: You should rely on your own judgment.You can rely on me to keep your secret. He can’t be relied on to tell the truth. urbanadj.1. located in or characteristic of a city or city life: urban property owner 2. relating to or concerned with a city or densely populated area: urban sociologyloadn. 1. an amount of alcohol sufficient to intoxicate:He got a load on and started a brawl. 2. a quantity that can be processed or transported...