0000927016-99-002694 S-3/A 3 19990727 BOSTON PROPERTIES INC 0001037540 6500 042473675 DE 1231 S-3/A 33 333-80513 99671259 800 BOYLSTON STREET SUITE 400 BOSTON MA 02199 6172363300 800 BOYLSTON STREET SUITE 400 BOSTON MA 02199 S-3/A 1 000092701699002694-001-seq1-s-3-a.txt FORM S-3/A EX-8.1 2 000092701699002694-002-seq2-ex-8-1.txt OPINION OF GOODWIN, PROCTOR & HOAR - TAX MATTERS EX-23.1 3 000092701699002694-003-seq3-ex-23-1.txt CONSENT OF PRICEWATERHOUSECOOPERS LLP.