短文改错

Helen is one of my best friends. She has taught     76. _________

us English when I attended training class two         77. _________

years before. Helen always made good preparations       78. _________

for the lesson, and she tried her best to make          79. _________

her classes lively. I used to being poor in English,        80. _________

especially in written English. But now I'm able              81. _________

to write English letters and reports correct.            82. _________

I still remember how she helped me for my            83. _________

English patiently. Teachers' Day's come. I'm going to    84. _________

send to her a card and give her best wishes.                         85. _________

答案：

76.去掉has     77.∧training a    78.before→ago    79.lesson→lessons      80.being→be

81.√      82.correct→correctly     83.for→with        84.come→coming      85.去掉to