7B Unit4 Grammar1课件.ppt

* * Unit 4 Amazing things Grammar ﹙ Ⅰ ﹚ 知识结构 一般过去时 构成 用法 常用时间 动词的过去式 1、表示过去某个时 间发生的动作或 存在的状态。 2、表示过去经常或 反复发生的动作。 yesterday last night in 1990 two days ago Simple past tense(一般过去时) To learn to use the simple past tense to talk about : Things in the past. 2. To make positive and negative statement : I/You/We/They/He/She /It heard a whisper. I/You/We/They / He/She/It didn’t / did not hear a whisper. 3 3. We can use the simple past tense to ask and answer questions like this: Did I/You/We/They/He/She /It hear a whisper. Yes, I/You/We/They/He/She /It did . No, I/You/We/They/He/She /It did not / didn’t. live lived + d Verbs ending in e stop stopped double the consonant + ed Short verbs ending in a vowel + a consonant study studied -y + ied Verbs ending in a consonant +y walk walked + ed Most verbs How to add “ed” to regular verbs 7 1 Millie wants to write about the past .Help her write the simple past tense form of the verbs below . 1 search __________ 2 kick ___________ 3 start __________ 4 answer ___________ 5 love __________ 6 use ___________ 7 play __________ 8 carry ___________ 9 chat __________ 10 live ___________ 11 cry __________ 12 stop ___________ searched kicked started answered loved used played carried chatted lived cried stopped write wrote know knew Change the vowel see saw buy bought Change the vowel(s) and consonant(s) make made spend spent Change the consonant cost cost put put No change We form the simple past tense of irregular verbs differently. We do not add “ed” . 7 Complete the sentences. Use the simple past tense of the verbs in brackets My father_______(listen) to the radio last year. Mike_______ (study) in a middle school. She______(take) Eddie for a walk last night. He_______(wash) clothes yesterday. Simon ______ (pass)