QUES: I guess most of the Greeks you see work for the tourist business

correct the punctuation.

CORRECTED: I guess most of the Greeks, you see, work for the tourist business.

QUES: With free WiFi and ac this affordable 3star hotel offers comfortable accommodation in central Brussels just around

correct the punctuation.

CORRECTED: With free Wi-Fi and a/c, this affordable 3-star hotel offers comfortable accommodation in central Brussels, just around...

QUES: Such precise reproduction of the wild life became possible not only because of the deliberate work of designers

correct the punctuation.

CORRECTED:
Such precise reproduction of the wild life became possible not only because of the deliberate work of designers.