why students doing assignments

One day I gave my students the result of theirFirst of all. I found out that they have an
examination. Actually ,they received bad grades;indifference towards English as a second language
so they asked me to repeat the examination ,but.This indifferent makes neglect to do their
I refuse this idea. After  that, they asked me toassignment in an effective way
give them chance to write assignment forSecond reason, some students hate
increasing their marks . Then I accepted it. assignments because it takes a long time to do.
Next day , I gave them the topic of theSo many  students today are lazy . They want
assignment .They were happy and asked me tosomething quick and easy to make .You know
give them  enough time to write it. Then ,Iassignments need looking for suitable books .Then
replied," You have one month to finish it .you read them .After that you pick which
Next month ,I received nearly one hundredsupports your topic .All these take a lot of effort
assignments .Later, I had a quick view of them.and time-consuming  .
Suddenly ,I was astonished their assignmentsThird  reason , many students find many 
were of the same details . They just change thedifficulties to do writing assignments. They may
color of the page or fonts .have trouble expressing themselves well in English
Actually , I was angry of them and decided notas a foreign language .For this reason, it is
to help them because they were cheater. Then Irecommended that they have such assignments
had a second thought and I started feeling sorryas I see to practice writing process.
of them questioning myself "what were theirFourth reason ,because it involves too much of
reasons for not doing the assignment bypersonal effort. Also they feel that they do not
themselves" .know the different rules of grammar. They may
Then I find them frustrating as it was anbe worried that they will receive a bad grade
impossible task for them .some reasons as I thinkbecause they are not doing it correctly. because
stand behind this feeling which some studentsof all that they become frustrated .
have .Can you suggest solutions to these problem .