为什么是完成了的动作却用have 举个例子:she has turned on the light,she had tu
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为什么是完成了的动作却用have 举个例子:she has turned on the light,she had turned on the light.
明明是已完成了为什么还有have/has的表示,我只明白做过的事用陈述句是用had,说话人说的话用have,has.归根结底的问题还是怎么去判断英语中过去做的事对现在有没有影响了.
明明是已完成了为什么还有have/has的表示,我只明白做过的事用陈述句是用had,说话人说的话用have,has.归根结底的问题还是怎么去判断英语中过去做的事对现在有没有影响了.
这是一个时态问题she has turned on the light表示她现在已经打开了灯,而she had turned on the light表示在过去完成的动作,其实这里最好加上时间,便于区别,she had turned on the light 10 minutes ago.十分钟之钱,她就打开了灯.
为什么是完成了的动作却用have 举个例子:she has turned on the light,she had tu
she had turned off the light 句中的had做什么用,能否去掉
i don't know if she has turned off the light.为什么要使用现在完成时
he is an engineer?she turned on the light
she turned off the light and then_________
She had seen a light high up on the cliff.
she went home after she had typed the letter为什么用had而不是has,这儿
She had to go to that school on a bike.为什么是had而不是has
为什么在句子Look,the light is on;she maybe in the room中,maybe是连接的
Someone must have turned on the light without your notice的被动
lily turned off the compurter after she had finished writing
She went on holiday after she had taken the examination.过去完成