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本讲为2006年下半年新的教学内容，请对照教材听录音！
Most adults need hundreds of hours of study and practice, and even this will not guarantee success for every adult language learner.
She is intelligent.
When is he expected to come?
Successful learners often ask others to correct their mistakes.
The number of English learners will rise in the near future.
When communication is difficult, they can accept information that is inexact or incomplete.
I should have taken your advice that I practice English everyday.
I should have taken your advice that you told me a week ago.
adj. 不精确的，不准确的
