2. Which are ................................. (deep) and .......................................... (shallow) oceans in the world?
2. Which are ................................. (deep) and .......................................... (shallow) oceans in the world?
2. Which are ................................. (deep) and .......................................... (shallow) oceans in the world?
status | not learned | measured difficulty | 37% [default] | last interval [days] | |||
---|---|---|---|---|---|---|---|
repetition number in this series | 0 | memorised on | scheduled repetition | ||||
scheduled repetition interval | last repetition or drill |