1.How long_____ it______ (take) you to finish your homework this evening?
2.his mother told him ___(not use) computer last night
3.___(know) more about the amazing things in the world,they read a lot
4.something unusual _____(happen) to you if you ____(not be) careful
5.how wonderful the song ____(sound)
6.i noticed him____(read) a story when i ____(walk) past his room