| Select the most appropriate option to substitute the underlined segment in the given sentence. If there Is no need to substitute it, select No improvement. |
| He has been solving this sum for a couple of hours but he did not solve it vet. |
A) No improvement
B) has not solved it
C) has not solve it
D) had not solved it
Correct Answer: B
You need to login to perform this action.
You will be redirected in
3 sec
