----- Nội dung dịch tự động từ ảnh ----- XI. Arrange these words to make meaningful sentences. 76. you/have/ finished/ homework/ your/ yet? 77. printer/ under/ this/guarantee/ is. 78. vacation/ since/ we/ haven't/ last/ had/a/ year. 79. Ha Noi/ homeless/ give/in/ clothes/away/ they/ warm/to/ people. 80. our/a/in/ makes/ volunteering/ difference/community