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动词的八种时态如 一般现在时 在肯定句中的位置 在否定句中的位置 在疑问句的位置 标志

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动词的八种时态如
一般现在时 在肯定句中的位置 在否定句中的位置 在疑问句的位置 标志
动词的八种时态如 一般现在时 在肯定句中的位置 在否定句中的位置 在疑问句的位置 标志
一般现在时He goes to school every day.
一般过去时 He went to school last morning.
一般将来时 He will go to school tomorrow.
一般过去将来时 He said he would go to school the next day.
现在进行时 He is doing his homework now.
过去进行时 He was doing his homework when somebody telephoned him.
现在完成时 He has already finished his homework.
过去完成时He had finished his homework before his mother came back.