What is the correct tense in this sentence? "Mansur has been using this pen for the last five years"

এই টপিকের আরও কিছু প্রশ্ন:

• Which of the following is correct?
• Choose the correct sentence :
• Which one is the correct word to fill up the gap in this sentence? Safrin has lost her cel...
• He died in the village where he was born. The simple form of this complex sentence is- ...
• If success _________ we need to prepare ourselves for every possible scenario. ...