Of course, all students want to increase their knowledge, but I believe that most students today want that knowledge to be _______ to their future career.

Many rules in English are ______, and large numbers of students feel ______ them.

This will not only keep the study habit ____ but also keep you up to date on your class assignments . 

The passer-by jumped into the cold water to save the _____ boy, who cried for help, but it was too late and the boy was _______ at last.

. There were no tickets _____ for Friday’s performance.