I think the school day should be longer/shorter.
* used to say or ask what is the correct or best thing to do;
* used to show when it is necessary or would be a good thing to perform the activity referred to by the following verb
*** ought to and should are completely interchangeable
Active access to the Internet Passive
Students____________________have ________________avaliable to all students.
falling grades
Teachers ____________________(not) give Students _________________(not) given falling grades
