(1) They have a challenging look in their eyes at times.(2) The first year is going to be most challenging .(3) Elizabeth must have seen the skeptical look on his face for her right eyebrow raised in a challenging gesture.(4) Esther will bring her own Birmingham-based band, with some challenging arrangements by pianist Gerry Spencer.(5) The lessons learned from the civil rights movement teaches us to walk with our heads held high even during challenging times.(6) During my training contract, I've enjoyed a variety of work with a high level of responsibility which has therefore been very challenging .(7) Never shy about belting out R-rated language, he enjoys challenging staff members on issues, even at parties.(8) They are both very challenging in their own ways.(9) The nine-mile route with 4000 ft of climb is a challenging proposition.(10) Clearly they'd got their adrenalin highs on the challenging white waters of the Black River.(11) The topic is "Being a parent is a very challenging role in today's society."(12) Director Charlotte George has done well to maintain a straightforward approach to highly challenging material.(13) Fairview is a 1,500-foot granite dome formed by glaciation, with a challenging , nearly vertical face.(14) Some news staff are already worrying that the Neil review will stifle challenging reporting.(15) One aspect of functional assessment is the evaluation of the influence of antecedent events on the occurence of challenging behaviors.(16) In neither case did Millet's portrayal of rural labor or his challenging style mark the painting's worth.
