70. D_______ is the hardest matter on the earth, as we all know.

69. Do drink more b______ water when you catch a cold.

68. I could hardly r_______ him at the station after ten years of separation.

67. The big fire s_______ fast from the factory to the nearby houses and caused great loss.

66. Here it says it is important to read the i________ carefully before using the machine.

80．The office building is under construction and they’ve decided to have it f_______ with modern office equipment.

(9)

79．Euro is the currency of most E________ countries.

78．The CEO of Baidu is a person with great a________ and he wants his company to be the best.

77．Steven Hawking is a great scientist d_______ to his research despite of his serious disease.

76．In ancient times, pigeons were used to d_________ urgent messages.