Three-fourths of the homework [ ]today.

three fourths of the homework have finished Three fourths of the homework ( )toda Three fourths of the homework has been done today 为什么不用have? Three-fourths of the homework ______today.a.have finished b. three fourths of the homework have finished 怎么理解 用have finis Three-fourths of the buildings was destroyed. three-fourths of the surface of the earth ( ) sea Three fourths of the population of china are farmers. three-fourths of the informationg about the 2008 Olympic Gam Three fourths of the information on the Internet _in English a.Three fourths of the teachers present _____ against three-fourths of the work ___today A has finishe