The link you provided does not work. PaulM
Apology, you must copy it.
Yes, it is shown twice, but I don't know why. PaulM
Unfortunately, its a glitch, is there any way I can contact the Grammar monster team for this issue?
Are you saying there's an error in GM? If so, can you provide a link to the relevant page. PaulM
past perfect progressive tense test is the glitch I found, it is a simple glitch because there maybe not enough questions to fill in. Apology for the long response. http://www.grammar-monster.com/glossary/past_perfect_progressive_tense.htm Copy the link.