Tom dün gece partiye gelmiş olabilir ama onu orada görmedim.
- Tom may have been at the party last night, but I didn't see him there.
Daha önce buraya gelmiş gibi hissediyorum.
- I feel like I have been here before.
... People have been doing this for years. ...
... Historically, all rockets have been expensive, so therefore, ...