যে সকল Verb এর নিজের কোন অর্থ নেই এবং বিভিন্ন ধরনের Sentence গঠনে Principle Verb কে সাহায্য করে তাকে Be Verb বলে।
যেমন :
- Rasel is going to school.
- Radi was reading a book.
- They were playing.
এই তিনটি Sentence এ is, was, were যথাক্রমে going, reading ও playing এই Principle Verb গুলোকে অর্থ প্রকাশে সাহায্য করেছে তাই এগুলোকে Be Verb বলে ।
Note : Be Verb গুলো Principle Verb কে Sentence গঠনে সাহায্য করে এজন্য Be Verb গুলোকে Helping Verb বা Auxiliary Verb ও বলা হয় ।
Tense অনযায়ী Be Verb এর বিভিন্ন রূপ।
- Present Continuous Tense :[ am / is / are ]
- Present perfect Tense : [ have / has ]
- Present perfect Continuous Tense : [ have been / has been ]
- Past Continuous Tense : [ was / were ]
- Past Perfect Tense : [ had ]
- Past Perfect Continuous [ had been ]
- Future Indefinite Tense : [ shall / will ]
- Future Continuous Tense : [ shall be / will be ]
- Future perfect Tense : [ shall have / will have ]
- Future Perfect Continuous Tense : [ shall have been / will have been ]
Note 1 : Present Indefinite Tense এ “হয়” অর্থে am / is / are কে মূল Verb হিসেবে ব্যবহার করা হয় ।এক্ষেত্রে Sentence গুলোতে কোন Principle Verb থাকে না ।
যেমন :
- I am a student.
- She is a girl.
- They are boys.
Note 2 : Past Indefinite Tense এ was / were কে মূল Verb হিসেবে ব্যবহার করা হয় ।এক্ষেত্রে Sentence গুলোতে কোন Principle Verb থাকে না ।
যেমন :
- Kalam was ill yesterday.
- They were happy.
