Can you please check these sentences? It's really urgent.

1) At school I mustn't cheat during a test (also tests?).
2)When I do the washing-up, I have to put the dishes into the dishwasher, then put the washing-up gel (powder) into the dishwasher, start it and wait for the dishes to wash.
3) After that I have to take them out and dry them.
4)I must get in class (into the classroom) five minutes before school starts
5) When I set the table, I have to lay the tablecloth, the cutlery, the napkins, the water jug and the glasses on the table.

1. a test OR during tests

2. not washing-up gel / then the dishwasher gel or powder

Are you overworked? :)

Sra

Sure! Here are the corrections for the sentences you provided:

1) At school, I mustn't cheat during a test. (You can use both "test" and "tests" depending on the context.)
2) When I do the washing-up, I have to put the dishes into the dishwasher, then add the washing-up gel (or powder) into the dishwasher, start it, and wait for the dishes to be washed.
3) After that, I have to take them out and dry them.
4) I must arrive in class (or the classroom) five minutes before school starts.
5) When I set the table, I have to lay the tablecloth, the cutlery, the napkins, the water jug, and the glasses on the table.

Remember, it's always a good idea to proofread your work to ensure accuracy and clarity.