I _______ keep dogs for protection, but now I keep them as pets.

—I’m going to New York this evening. Is there a flight to New York then?—There____ be a flight. But you’d better call the booking office to make sure.

If you work hard and finish it this week, you _______ have Monday free next week.

 As to the question of whether we will sell our house or who we shall sell the house to, you ____ have answer by tomorrow.

(2013·皖南八校一模)I felt surprised that anyone of his intelligence ________ such an easy test.