Spring has came to Portland at last. The sky is blue. Birds 76.______ are singing on the trees, flowers are blooming, and 77.______ everyone are in a good mood. Spring has always been 78.______ a busy time for college students in Portland. They had 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 campus. 85.______