Should be or Must be When I used the words (Should be or Must be) and what the diference?

Writing Sentences First: On the sunday I going at the shopping mall in the afternoom. Second: On the monday I going at the work in the morning. Third: On the thursday I go at the college in the night. Forth: On the wedsneday I will at the cinema about seven o' clock p.m. Fifth: On the friday I will at the restaurant about quarter to past eight p.m. Sixth: And finally on the saturday I have a event community to participate after lunch with my friends.

Writing Test Report Mehod: Increase the pressure slowly and steadily from 0 to 300kPa per minute until there is visible permanent deformation of any part of the sample. Target: No visible structural deformation, damage or cracks are allowed with the pressure less than 200kPa. Conclusion: The samples should be subjected to the burst test and not presented leaks or deformation with pressure less than 200kPa.

My Sunday Hello my dear friends! Today I got up at nine o' clock and I went at the market buy some vegetables and some fruit. Still in the morning I played a little video game and I washed the dishes. My mother prepared to lunch pasta bolognese. After eating I washed the dishes again and watched the soccer. Now I'm prepare me to work tomorrow at the manufactury. Tomorrow I have a long day because I have lots of test and test report for liberation for the quality department. So I hope to have a long night sleep. Good night for all.

January 25th/2014 Today I get up at half past ten a.m., and I watch tv before had breakfast. Now I'm study english language and listening music for help me. In the afternoom I go to the shopping mall buy somethings to my home and tonight I buy some pizzas to eat with my parent's.

January 24th/2014 Today I get up at quarter to six a.m. and I have shower to go to my work. I have a breakfast at seven o' clock a.m and I come back to my home about three o' clock p.m. in the afternoon I study, in the night I go to language school and I had test because today is the last day of class in this month.