while用于进行时态的问题1.while i was running along,a dog ran across the road.2.last night my father was reading while my mother was sewing.while前后的时态怎么 确定.第一句只有while 后面的从句才用的进行式,主句则用
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![while用于进行时态的问题1.while i was running along,a dog ran across the road.2.last night my father was reading while my mother was sewing.while前后的时态怎么 确定.第一句只有while 后面的从句才用的进行式,主句则用](/uploads/image/z/9180147-3-7.jpg?t=while%E7%94%A8%E4%BA%8E%E8%BF%9B%E8%A1%8C%E6%97%B6%E6%80%81%E7%9A%84%E9%97%AE%E9%A2%981.while+i+was+running+along%2Ca+dog+ran+across+the+road.2.last+night+my+father+was+reading+while+my+mother+was+sewing.while%E5%89%8D%E5%90%8E%E7%9A%84%E6%97%B6%E6%80%81%E6%80%8E%E4%B9%88+%E7%A1%AE%E5%AE%9A.%E7%AC%AC%E4%B8%80%E5%8F%A5%E5%8F%AA%E6%9C%89while+%E5%90%8E%E9%9D%A2%E7%9A%84%E4%BB%8E%E5%8F%A5%E6%89%8D%E7%94%A8%E7%9A%84%E8%BF%9B%E8%A1%8C%E5%BC%8F%2C%E4%B8%BB%E5%8F%A5%E5%88%99%E7%94%A8)
while用于进行时态的问题1.while i was running along,a dog ran across the road.2.last night my father was reading while my mother was sewing.while前后的时态怎么 确定.第一句只有while 后面的从句才用的进行式,主句则用
while用于进行时态的问题
1.while i was running along,a dog ran across the road.
2.last night my father was reading while my mother was sewing.
while前后的时态怎么 确定.第一句只有while 后面的从句才用的进行式,主句则用的一般过去时,而第二句主从句都是用的进行式?
是跟延续性还算短暂性动词相关吗?但是还有人 read 也是用的一般过去时哦!
while用于进行时态的问题1.while i was running along,a dog ran across the road.2.last night my father was reading while my mother was sewing.while前后的时态怎么 确定.第一句只有while 后面的从句才用的进行式,主句则用
while:同时,当...时.
它可连接两个进行时的句子,也可只跟一个.
连接两个进行时,表明那两个动作并列发生的,互不相干,
while后接延续性动作词,而when则得后跟短暂性动词.
while 当...的时候
后面必须接延续性动词
用于过去进行时
例:He was writing while I was reading.
while在此是与此同时的意思.此句为对照.