Spring have come to Portland at last. The sky is blue. 76. ______ Birds are singing on the trees, flowers are blooming, and 77. ______ everyone are in a good mood. Spring has always been 78. ______ a busy time with college students in Portland. They have 79. ______ to take final examinations and hand out their term papers. 80. ______ Most of students who have been living in the dorms 81. ______ will soon be packing their things to move back to home 82. ______ for summer vacation. of course, many students will be 83. ______ looking for job during the summer and other students will 84. ______ remain in campus to take courses in summer schools. 85. ______