77. Find out whether there is any grammatical error in below sentence. I have had to work / at the fountain for almost / ten hours before it could / start functioning well.

A. I have had to work
B. at the fountain for almost
C. ten hours before it could
D. start functioning well
✅ The correct answer is option A.

Leave a Comment

Your email address will not be published. Required fields are marked *

Scroll to Top