Update app.py

app.py

@@ -56,7 +56,9 @@ def answers_generator(question):
     final_answer=[]
     question_tokens = tokenizer.tokenize(question, return_tensors='pt')
     selected_quesion=["[CLS]", "what" , "is" , "explain" ,"[SEP]","?",".","where",
-    "how","when","which","who","whom","whose","whether","why","give","provide","describe"]
+    "how","when","which","who","whom","whose","whether","why","give","provide","describe","are", "was", "were", "been", "being",
+    "have", "has", "had", "having","do", "does", "did","can", "could", "shall", "should", "will", 
+                      "would", "may", "might", "must", "dare", "need", "used to", "ought to"]
     result_token=[]
     decoded_tokens=[]
     for tokens in question_tokens: