I planted trees.I was planting trees.请问这两个句子都是对的吗?

I planted some fruit trees last year. I j_____ the students in planting trees yesterday. I planted (8) trees.(就括号部分提问) I planted some trees last week.(改为否定句) I still remember ___we planted the pine trees. I'll plant trees.(对 plant trees提问） I will plant trees nexe Sunday对plant trees提问 英语作文 Planting trees the students planted trees on the farm 对 planted trees 提问 Look!Some trees _____ by them.A.are planted B.are planting C 英语翻译Have you ever planted a few trees on Tree Planting Day?E 英语翻译 have you ever planted a few trees on Tree Planting Day？