_____ from the top of the hill, the lake is just like a mirror.

　　A. Having seen　B. Seen  C. To see　　 　D. Seeing

_____ from the top of the hill, the lake is just like a mirror.

　　A. Having seen　　　　　　　　　　　　　 B. Seen

　　C. To see　　 　　 　　　　　　　　　　　D. Seeing

___________ from the top of the hill, the town looks like a diamond.

___________ from the top of the hill, the town looks like a diamond.

   A. Having seen       B. Seeing             C. To see           D. Seen

_______ from the top of the hill, the city is of round shape with a flowing river through it.

A. Seeing      B. To be seen         C. Seen     D. To be seeing