76．To prevent this from happen again, he made a decision.

75．You’d better have your eyes examine.

74．He does study hard when he was a student.

73. If you don’t understand a word while reading, you can _____ your dictionaries.

第四节：

Ⅵ. 单句改错(共10小题；每小题1分，满分10分　)

72. There was _________ books and shoes on the floor.

71. He _____________food and clothing __________the Red Cross.

70. When are you going to ____________ this news to your classmates?

69. We should try our best to ______ ourselves _______the bad habits.

68. Our teacher ________ us　 in our studies.

67. It’s clear that his bad habits _______ this serious disease.