We need ________ at the hotel for a few days because of the heavy snow.

Your sister nearly _________ all her spare time to her study during the three years.—That’s right, or she _________ the first place in her school in the College Entrance Examination.

How often do you _________ the dictionary when you are doing reading? —-Not very often. Only when I find it is necessary.

It was 5 o’clock __________ the visitors finally arrived at Pudong International Airport.

There are some police cars in front What do you suppose ____?