作业帮用所给动词正确时态填空用所给动词正确时态填空1.You should go to bed.You ____ (watch) TV for 5 hours.2.I ____ (write) letters since breakfast.3.I ____ (write) 3 letters since breakfast.4.Sorry,but Mr.Smith ____(leave) for Beijing5
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用所给动词正确时态填空用所给动词正确时态填空1.You should go to bed.You ____ (watch) TV for 5 hours.2.I ____ (write) letters since breakfast.3.I ____ (write) 3 letters since breakfast.4.Sorry,but Mr.Smith ____(leave) for Beijing5
用所给动词正确时态填空
用所给动词正确时态填空
1.You should go to bed.You ____ (watch) TV for 5 hours.
2.I ____ (write) letters since breakfast.
3.I ____ (write) 3 letters since breakfast.
4.Sorry,but Mr.Smith ____(leave) for Beijing
5.I ____ (look) for him everywhere,where can he be?
用所给动词正确时态填空用所给动词正确时态填空1.You should go to bed.You ____ (watch) TV for 5 hours.2.I ____ (write) letters since breakfast.3.I ____ (write) 3 letters since breakfast.4.Sorry,but Mr.Smith ____(leave) for Beijing5
have watched 现在完成时
have been written 现在完成进行时 一直在做某事
have written
has left
have looked
have watched
have been writing
have written
has left
have looked
have been watching
have been writing
I have written
has left
have been looking
1. You should go to bed. You _have been watching___ (watch) TV for 5 hours.
2. I _have been writing___ (write) letters since breakfast.
3. I _have written___ (write) 3 letters since breakfast.
4. Sorry,but Mr.Smith _has left___(leave) for Beijing
5. I _have looked___ (look) for him everywhere,where can he be?
1.have watched
2.have writen
3.have already writen
4.has left
5.looked
have been watching
have been writing
have written
have left
have been looking
1.have watched
2.have been writing
3.have written
4.has left
5.have looked