Even scientists cannot completely ________for the strange behaviors of the animals before an earthquake. (原创)
Excuse me, Mary, a reporter from Vanity Fair _______ all day. Could you speak to her now?.
Jack is being ____ in hospital but I don’t know how soon he’ll be all right.
I wish you ______ go with me tomorrow.
We ________ the difficulty together, but why didn’t you tell me?
He will _______ you next week if he is free.