英语病句改正!

1 I think we had better to start working (to work) on time.
2 I'm so tired.i'd rather stay at home (than) go to the movies.
3 Typhoons (are 去掉) commonly occurred in Asian countries.
4 We will reaching (at 去掉) the station in 10 minutes.
5We are considering to build a house in (at) the rural area.
6 Freezing foods are the fastest growing segment of (the去掉) food industry.
7Please,rise (raise) your hand if you want to ask the teacher a question.
8 Professor LI is knowm for (as) a tough grader.
9 The information is used to pereparing (prepare) a daily weather map.
10 There are various treatments (treatment) that can do in the door.
11The population of Tokyo is much bigger (more) than Seoul.
12(The去掉) scientist discovered that many diseases are caused by germs that enter into the body from outside.