从中选出合适的介词填空.使句子完整,通顺.
by,above,for,like,into,through,around.
1.I felt excited when we were flying ____ the clouds.
2.He threw the letter _____ the fire.
3.He was hit ____ a bus yesterday.
4.What can I do ___ you
5.We all know that the earth moves ____ the sun.
6.We help a lot of poor children ____ Amy.
7.Alice lost her father ______ an accident.