单词拼写
66．apologies  67．independent  68．succeeded   69．close/near 
70．together   71．spirits      72．remains     73．amounts/quantities
74．fours      75．warmer   

短文改错
76．∧a   77．probable-probably   78．去掉names  79．no error  
80．there-it   81．good-well   82．difficult-difficulty/trouble  
83．England-English   84．frightening-frightened   85．∧doesn’t

书面表达
One possible version：
    Recently, our class has had a heated discussion about whether we should recycle the textbooks. Opinions are divided on the question.