1.the students' homework was corrected by Mr.Li every morning.
2.Basketball is played by people all over the world.
3.Dogs were used by English farmers to protect their sheep.
4.The man's hat was blew off by the wind.
5.The cup will be filled with lemon juice by Jack.
6.Tennis is played by Jenny three times a week.
7.The girl was frightened by the snake.
8.The road will be blocked by snow in two hours.
9.The lights are usually switched off when he is leaving.
10.The work will be finished by them tomorrow.
11.Millions of dollars are usually paid by companies for music.
12.Water is used by factories to make things.
13.Small fish is kept by many people as pets.
14.The walls and root are heated by the sun during the day.