Time flies! This is __ third year that I have been in this school. In the past two and a half years, our school ____(organize) many activities. What impressed me ______ (much) was an activity ___(call) “Learning to Farm”. On an autumn afternoon, we ___(send) to a farm ____ we learnt to plant potatoes. ____ (be) in the city for such a long time, we were so happy to go to the countryside. After ___ (divide) into three groups, we started to work. Some students cut potatoes __ pieces, some dug holes, and the others put the pieces of potatoes into the holes, put the earth back and pushed ___down hard.