.The blue colour are my answers.
1. So far this week,the teacher has given us lots of homework every day.
2.I am in United State for the last four month. During this time, I had done many thing and saw many place.
I was in the United States for the last four months. During this time, I had done many things and went to many places. have done/did many things
3. I will intend to go back to home when I will finish my education.
I am intend to go back to home after I finished my education. I am intending/I intend
4. If you have car, you can travelled across Canada.
If you have a car, you can travel across Canada.
5. I didn't go to dinner with them because I had already been eaten.
I did not go to have dinner with them because I had already eaten. I did not go to dinner with someone is ok.
6. I was very worry when my friend hadn't call.
I was worried when my friend had not call. had not called/did not call.
7. My mother called me into the kitchen when she was ready for cooking.
My mother called me into the kitchen when she was ready to cook.
8. No person shall drive or operate a commercial vehicle on a highway while the vehicle is carrying a load unless the vehicle is equipped with a bulkhead or cab protector...
9. Most of people in my apartment building is friendly.
Most of the people in my apartment building are friendly.
10. The librarian gave me some useful informations.
The librarian gave me some useful information.
11. The phone rung while I doing the dish. I dry my hand and answer it, when I hear my husband voice, I very happy.
The phone rung while I was doing the dishes. I dried my hands and answered it. When I heard my husband's voice, I was very happy.
The phone rang
12. The air is full of dusts, smoke, carbon monoxide, and many other harmful substance.
The air is filled with dusts, smoke, carbon monoxide, and other harmful substances. dust