题目

有关香樟树的结构层次中，属于器官的是（ ） A . —棵香樟树 B . —片香樟叶 C . 香樟叶的一层上表皮 D . 香樟叶的一个叶肉细胞 答案：B7、Life in Senior 3 is both tiring, exciting and meaningful.  As it is known to us, it is far from relaxing and easy. 76. ___________  Every minute counts. Working late into night is often the 77. ___________  case. There is much homework or we have to take many 78. ___________  exams. Morever, we are sure to go across 79. ___________  and overcome a lot of difficulties in my studies. We 80. ___________  have made constant and great progress under the help 81. ___________  of the teachers. Besides our lessons, we also manage 82. ___________  to make fully use of free time to relax ourselves, girls reading 83. ___________  colorful magazines and boys play basketball. Busy and 84. ___________  tiring as we are, we still feel happy and confident of our future. 85. ___________