blueberry317
十六种：1. 一般现在时 be / do /does2. 一般过去时 was / did3. 一般将来时 will do / be4. 现在进行时 be doing5. 现在完成时 have/has done / been6. 现在完成进行时 have/has been doing7. 将来进行时 will be doing 8. 将来完成时 will have done / been9. 将来完成进行时 will have been doing10.过去将来时 would do / be11.过去完成时 had done / been12.过去进行时 was doing13.过去将来完成时 would have done / been14.过去将来进行时 would be doing15.过去完成进行时 had been doing16.过去将来完成进行时 would have been doing 希望对你有帮助。
宝妈妈爱吃醋
在一定情况下可以互相转换，以下是几种常见的转换形式：
1.一般过去时与现在完成时的转换
A. He joined the League two years ago.
B. He has been in the League for two years.
C. It is two years since he joined the League.
D. Two years has passed since he joined the League.
2.一般现在时与现在进行时的转换
Peter is at work，but Mike is at play.
Peter is working，but Mike is playing.
3.现在进行时与一般将来时的转换
The train is leaving soon.
The train will leave soon.
4.“be going to+动词原形”与“will(shall)+动词原形”结构的转换
We are going to visit the Great Wall next Sunday.
We shall visit the Great Wall next Sunday.
呀哟哇啦
十六种：1.一般现在时 be / do /does2.一般过去时 was / did3.一般将来时 will do / be4.现在进行时 be doing5.现在完成时 have/has done / been6.现在完成进行时 have/has been doing7.将来进行时 will be doing 8.将来完成时 will have done / been9.将来完成进行时 will have been doing10.过去将来时 would do / be11.过去完成时 had done / been12.过去进行时 was doing13.过去将来完成时 would have done / been14.过去将来进行时 would be doing15.过去完成进行时 had been doing16.过去将来完成进行时 would have been doing
