Discuss Forum

1. Without ____a chemical analysis, itis hard to say _____what is about the food that caused the school children to fall ill.

  • A. doing-sure
  • B. doing-sure
  • C. doing-sure
  • D. doing-sure

Answer: Option D

Explanation:


Post your comments here:

Name:
Mobile:
Email:(Optional)

» Your comments will be displayed only after manual approval.