【正文】
態(tài) 主動(dòng)語態(tài) 否定句 被動(dòng)語態(tài) 否定句 don’t/doesn’t write is/am/are not written didn’t write was/were not written shall/will not write be not going to write shall/will not be written be not going to be written is/am/are not writing is/am/are not being written was/were not writing was/were not being written have/has not written have/has not been written had not written had not been written Would not/be not going to write Would not/be not going to be written may/ can …write may/can…be written ? don’t plant trees in spring every year ? He doesn’t plant trees in spring every year . ? didn’t plant a lot of trees in spring last year. ? shall not plant some trees in spring next year. We are not going to plant some trees next year ? are not planting trees now. ? were not planting trees at this time last year. ? have not planted a number of trees recently. ? had not planted a number of trees by the end of last year. ? would not/were not going to plant some trees the next year.. ? don’t have to/should not plant trees in spring every year. ? .