The research project has only been under way for three months,so it’s too early to___ its success. [ ]

Nowadays the doctors are trying their best to reduce the people’s fear they would be affected by the present disease called “Bird Flu （禽流感）”.

(2013·高考山东卷)—Oh no! We’re too late.The train ________.—That’s OK.We’ll catch the next train to London

I like the dress very much. It __________ very comfortable.

No person __________ carry a mobile phone into theexamination room during the national college Entrance Examinations