ⅰ.单项填空 1.the likely reactions of the market would need to be________before we acted. a.considered on b.based on c.relied on d.reflected on 2.(2011•潍坊模拟)due to bad weather,the police had to________the search for the missing boy. a.resign b.abandon c.conduct d.release 3.the two sides held________views on the problem at first.how did it come about that they finally came to an agreement? a.similar b.opposite c.firm d.vivid 4.the witness gave the police a(n)________description of the accident that took place in the center of the city.