Unit1 Module6 Grammar 导学案The present tenses（现在时态）主备人：张永胜Learning points(学习目标)：1
To grasp the usages of the present tenses
To finish some exercises about the present tenses
Important points(学习重点)：1．To understand the difference between the present tense 2．Know more about special rules of the present perfect tenseDifficult points：（学习难点）How to use the four present tenses well
Learning guide(方法引导)：Read,remember and applyStep1
Review all types of the form of the four present tensesStep2
Overview of the tenses:一、The simple present (一般现在时) 1
一般现在时表示经常发生、习惯性动作、客观真理、科学事实、格言，目前的特征、状态、能力等
(与一般现在时连用的时间状语有：every day, once a week, always, often, every time, now and then, occasionally, seldom, sometimes, usually, etc
) The earth moves （move） around the sun
Columbus proved that the earth is （be） round
