英语长句、难句和复杂句集萃
       
 1. He finds that students who were easy to teach because they succeeded in putting everything they had been taught into practice, hesitate when faced with the huge  untouched area of English vocabulary and usage which falls outside his textbooks.
 
他发现原来比较容易教的学生现在踌躇不前：原来比较容易教是因为他们能把教给他们的东西付诸实践；现在踌躇是因为他们面对大量的教科书上没有接触过的英语单词和习惯用语。