11. Last summer I took a course ___________________________(有关如何应对) poisonous gases if any. (deal)

20. The modern scientific development has ____________________________(使……清楚) this question.(throw)

专题训练 (15)

19. We had this party _______________________________ (纪念)the famous artist.(honour)

18. George would like to _____________________ (参与)arranging the entertainment. (hand)

17. At the voice of crying for help, he ________________________(径直朝入口奔去) the entrance. (make)

16. She meant to change her job, but it ___________________(并非意味着放弃)her dream. (give )

15. He said life wouldn’t________________________(值得活) without friendship.(worth)

14. When and where to build the factory _____________________ (未决定)yet. (decide)

13. We are sorry to arrive late, but the car ____________________________ (坏了).(break)

12. The tower which looks out over the whole city is ________________________ (成为废墟)now. (ruin)