While he was piaying on the Great Wall,he took a lot of photos.1.为什么这句用while,而不用when.2.phone是延续动词还是短暂动词

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WhilehewaspiayingontheGreatWall,hetookalotofphotos.1.为什么这句用while,而不用when.2.phone是延续动词还是短暂动词Whilehewa

While he was piaying on the Great Wall,he took a lot of photos.1.为什么这句用while,而不用when.2.phone是延续动词还是短暂动词
While he was piaying on the Great Wall,he took a lot of photos.
1.为什么这句用while,而不用when.
2.phone是延续动词还是短暂动词

While he was piaying on the Great Wall,he took a lot of photos.1.为什么这句用while,而不用when.2.phone是延续动词还是短暂动词
如果用when可以写成When he took a lot of photos,he was playing on the Great Wall.

While（表示两件事同时发生）当…的时候，在…时
piay是延续性动词。

1.因为它是过去时嘛！
2.打错了？是photo吧？

今天天气晴朗。我和我的外国朋友彼德约好了参观八达岭长城。
我们设置清晨。我们先乘地铁然后坐公交车。在到达长城脚下，彼得立即景观所吸引。 “真是个奇迹！”他反复说，拉着我上了缆车，在一次。我们得到了美丽的风景。过了一会儿，我们到了长城。彼得感到非常兴奋。他摸着城墙上的砖。我向他解释时，如何把中国建成墙上。他怀着极大的兴趣聆听。当我们进入一座角楼，彼得更加好奇了。我告诉他，什么是角楼，它是专...

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今天天气晴朗。我和我的外国朋友彼德约好了参观八达岭长城。
我们设置清晨。我们先乘地铁然后坐公交车。在到达长城脚下，彼得立即景观所吸引。 “真是个奇迹！”他反复说，拉着我上了缆车，在一次。我们得到了美丽的风景。过了一会儿，我们到了长城。彼得感到非常兴奋。他摸着城墙上的砖。我向他解释时，如何把中国建成墙上。他怀着极大的兴趣聆听。当我们进入一座角楼，彼得更加好奇了。我告诉他，什么是角楼，它是专为。 “这确实是一个了不起的成就！”彼得赞叹，并拍了几张照片。不知不觉中，我们发现，我们已经达到了勇敢的人，象征的长城碑。周围聚集了大量的游客，并合影留念。我翻译的话，的石碑彼得。 “只有一个人能达到的长城是一个勇敢的人。” “真的吗？”彼得开玩笑地问道，我们都笑了。
回去的时候了，我们的风景迷住了，舍不得离开我们度过了愉快的时光
你几年级？

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While he was e() While he was piaying on the Great Wall,he took a lot of photos.1.为什么这句用while,而不用when.2.phone是延续动词还是短暂动词 He was piaying a game ________ his fathers computer. while he was studing为什么要was He was listening to music while he was playing computer games.(while改成动名词作状语.). While he was waiting for the bus, he was reading a newspaper.为什么用while引导 He was watching TV while his wife was washing dishes. While he was _____ hair,he called me. he fell asleep while he was listening to music 为什么用while He fell of the bike while riding还是while he was riding?是不是都对? when he was child可以用while替换吗 he likes piaying baskeball改成一般疑问句 He is friends piaying with his cards. He is piaying football改成否定句急啊 He got excited at the news,while I was calm.为什么用while ,不用when go on与什么词组相近He went on writing even while he was ill.He didn't ________ _________ writing even while he was ill. 一道改变句型He went on writing even while he was ill.He didn't ______ __________ writing even while he was ill He fell asleep while (he was) doing his homework这里的he was被省略了 这是什么语法?Thanks