http://cbse.meritnation.com/cbse-english-english-grammar/verbs/24/351/activity.html#!prettyPhoto
in activity 14 I am selecting right option in all 4 questions but in last two questions it is showing other option selected
We have checked the activity from our end and it is working fine. Therefore, we recommend you to kindly go through it again and let us know, if you still face a problem.