____ in the sun for too much time will do harm to one's skin.A.read B.Having read C.reading D.after being read关键是动名词的哪种结构，B 动名词的完成结构。因为原句中有for too much time

Reading ____ the sun is bad ___ your eyes.选C :in ;for Tom is a healthy boy 的同义句Reading in the sun isn't good for your eyes 改为同义句___ ____ for your eyes____ ____ in the sun does the sun ___ ____ in the west the sun always rises in the east 同义句改为 The sun rises in the east ____ ____ _____ there ____(not be ) much water in the sun He______(should not)____(read)in the sun. Reading in the sun is bad for our eyes.为什么用in the sun It's not good for us_______(read) in the sun. i love there things in the world.Sun.moon and you.Sun for morning.moon for night.and you.for Dying in the sun walking in the sun “dying in the sun season in the sun seasons in the sun waling in the sun walking in the sun dying in the sun waking in the sun