Discuss Forum

1. Lack of exercise and high fat diets have___- to be factors in heart attacks.

  • A. long known been
  • B. long known been
  • C. long known been
  • D. long known been

Answer: Option D

Explanation:

Single Adverb - এর ক্ষেত্রে H.V + Adv + VP structure টি অনুসৃত হয়। 

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