57、Obviously, the Chairman's remarks at the conference were( )and not planned.

13. Meiling returned from abroad a totally different person, The italicized part functions as a(n) ( )in the sentence.

12. A team of engineer has been developing a space cleanup satellite to eliminate man-made orbital debris, ( ) broken-down satellites or tossed-away rocket stages.

11. If we ( ) abused by the power of the social rule, we must take steps to defuse its energy.

30.The three law ( )officers on the plane came to the rescue of a fellow passenger who was allegedly trying to kill herself.

29.The store sells liquid vitamins ( )designed for children under 3.

28.FC Barcelona, ( )the most iconic club in world soccer, beat Manchester United 2-0 to claim the UEFA Champions League title.

27.Electronic cigarettes should be subject ( )the same taxes and limitations on public use as traditional tobacco products.

26.Although Patterson acknowledges the disappointing season he with the Vikings, he has no second ( ) about how he went about his business.

25.The company announced that it has achieved its mission to create a local food economy that is ( )to any environment.

24.To illustrate the limits of First Amendment free speech, many have noted that the Constitution does not give you the right to falsely ( )“Fire!” in a crowded theater.