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

—Send me an e­mail when you are free, will you?—________.

(2013·成都一诊)Parents are doing all they ________ to help their children achieve their ambitions.

—Hi，Joan.Any idea where Tom is?—He ________ on the playground.I saw him there playing football just now.

—What will the weather be like tomorrow? —It__________ be rainy, cloudy or sunny, I’m not sure.