At present , the terrible foggy haze（雾霾）weather has influenced our normal life badly . So our government should _____ to reduce the air pollution.

Excuse me, do you know when the film is on? — The poster will be _________this afternoon. It will tell you the time.

The book is the most difficult ______ the three. [ ]

Which do you ________, cola or juice ?

Can you tell us what to do next, Miss White?— Please turn to Page _____ and look at the _____ picture.