②表示能力、职业、特征。如: Miss Gao teaches English . Do you speak Japanese? ③表示客观存在。如: The earth moves round the sun. Time and tide wait for no man. ④表示已经安排好或计划好的事。如 The plane takes off at 7:30. Classes begin at 8:00 ⑤在时间状语和条件状语从句中,主句用一般将来时, 从句用一般现在时。如: IfI see him, I’ ll tell him to give you a call. We ’ ll wait until es back. 注意: a. 一般现在时的一些常见的时间状语有: always, often, usually, sometimes, seldom, ever, never, every day, now and then, from time to time b.现在进行时有时用来代替一般现在时,表示一个经常性的重复的动作或状态。这时句中常带 always, forever 以表示说话人的某种感情,如赞叹、厌烦等。如: He is always thinking of others. He is always talking big. 第十六课时动词的时态(二) 教学重点一般过去时一般过去时(1)一般过去时表示过去某一时间所发生的动作或存在的状态。①当动词为 be动词时,应该用相应的过去式: am is ---- was are ---- were 否定形式为: was not ---- wasn ’t were not ---- weren ’t 疑问句是将 was, were 置于主语之前。 I was in Grade Three last term.
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