Mr. Liu ____ come to the party, but perhaps he will go to see his father. [ ]

Jack is late again. It is ___ of him tokeep others waiting.

In Jan., 2010, Xin Jiang was struck by so terrible a snow______few people had ever experienced before

The primary purpose is to _____ those achievements in biological research _____ the public.

To tell the truth, it’s the first time that I _______ western food.