45.The project_______ (which) they have been working for two
45.The project_______ (which) they have been working for two
他们已经工作两个小时了.They have been working for two hours.They have w
I have been working for two days.
They have been working ____ a teacher for 10 years.
They have been given two tickets for the new play at the Gra
They have left for two years.They have been away for two yea
the dog for which they were searching have been recovered .请
They have been practicing the guitar for two hours.(改为同义句)
They have been working for__whole three hours.
The documentsfor which they were searching have been recover
They _____ China for two years.A.have been to B.have been in
Have been working for several years