-Past progressive and simple past with time clauses

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-Past progressive and simple past with time clauses
-when,while,and as soon as.
-Unit goals
-Choose between past progressive and simple past
-Form past progressive correctly
-Understand the meaning of when,while,and as soon as
-Form clauses with when,while,and as soon as.
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-Past progressive and simple past with time clauses
when,while,and as soon as.这三个有什么区别?能不能举例子?

带时间从句的过去进行时和一般过去时
when和while,意思大致相当,表示当……的时候,while更强调动作的同时发生.
例如,当我在看电视时,你在看报纸,二者是同时发生的
as soon as 强调一……就……,侧重于动作执行的立即性.
例如,他一回到家就打开电视,他一上班就回复了邮件.

simple past/ past progressive use the past simple and the past perfect simple past simple 造句用 past simple and present perfect simple past&past continue tense With Time past的意思 past simple神马意思 Simple past tense Past Simple Tense present simple,present continuous ,past simple ,past continu simple past 具体看下面 talking 的simple past tense