seen from the hill,the city looks beautiful.为什么句首要用seen,而不用原形的呢?

( ),the city looks beautifulA.seeing from the hill B.seen from the hill c.to see from the hill d.to be seen from the hill To be seen from the hill,the city looks beautiful.本句中为啥用to be seen from the hill . 英语中的主语是谁.Seen from the top of the hill,the city looks like a basin.Seen是什么? Seen from the hill,the park is beautiful 这里分词是表时间还是表条件? seen from the hill,the city looks beautiful.为什么句首要用seen,而不用原形的呢? Seeing from the hill ,the city looks beautiful .( 错误 )Seen from the hill ,the city looks beautiful .（ 正确) 怎么回事?Seeing is believing 那这句怎么理解 Seen from the hill ,the city looks beautiful .SEEN是过去分词吗?过去分词表示被动语态吗?When the city is seen from the hill,it looks beautiful.” 那就是把IS省去了？怎么理解 Seen from the hill ,the city looks beautiful .这里的 seen 是叫做“过去分词”做伴随状语吗When the city is seen from the hill,it looks beautiful ( )from the top of the hill ,we can see the whole townA.seen B.seeing C.see D.saw Seen from the top of the hill,our school is very beautiful.在这个句子中,Seen from the top of the hill表条件还是表时间?怎么判断? seen from the top of the hill,Our school is very beautiful过去分词这里表时间还是表条件 （ ） from the hill,the city looks beautiful!A seen B seeing C to see D having seen答案应该是A,为什么?急切ing. .______ from the hill-top the lake scenery is beyond description.a.To see b.Seeing c.Seen d.Having seen 请看问题补充Seen from the top of a hill,a man looks like as an ant.开头为什不是To have been seen? Help me a question!_____ from the hill,the little village looks all the more beautiful.A.To see B.Being seen C.Seeing D.SeenKey:D Why? 过去分词作状语,是否可以把过去分词改成being done 的形式 如：Seen from the top of the hill, the citylooks more beautiful to us. Being seen from the top of the hill, the citylooks more beautiful to us. 16.___ ___ from the top of the hill,the city is just like a garden.（得分：1分） A) To see B) Seei16.___ ___ from the top of the hill,the city is just like a garden.A) To see B) Seeing C) Having seen D) Seen ＿＿＿＿from the top of the hill,the lake is just like a mirror.A.Seen B.To see C.Seeing D.Having seen正确答案是A 为什么其余的三个不对～