69. He d _________his collection of pictures to the museum.

68. You'd better go now, o_______ you would miss the train.

67. As for teaching, science is my most challenging subject as my students have no c_______of doing experiments.

66. When I saw two grey reef sharks, each about one and a half metres long, I felt s_____ to death for a moment.

65.Without p____we jumped into the boat with the other whalers and headed out into the bay.

64. He finally achieved his life time a________ of having his own business.

63. The new drug is going to be t______ out on 500 patients next year.

62. If you design the cinema with good access for disabled people, I am sure many more people will go there and this will make the cinema owners make higher p______.

根据下列句子及所给单词的首字母，写出各单词的完全形式(每空限填一词)。

61. He r_______ his position because he had been offered a better job.