6 月英语四级阅读每日一练1.Now let us look at how we read
When we read a printed text, our eyes move across a page in short, jerky movement
We recognize words usually when our eyes are still when they fixate
Each time they fixate, we see a group of words
This is known as the recognition span or the visual span
The length of time ofr which the eyes stop ---the duration of the fixation ----varies considerably from person to person
It also vaies within any one person according to his purpose in reading and his familiarity with the text
Furthermore, it can be affected by such factors as lighting and tiredness
Unfortunately, in the past, many reading improvement courses have concentrated too much on how our eyes move across the printed page
As a result of this misleading emphasis on the purely vis